NOAA logo, National Centers for Environmental Information, National Oceanic and Atmospheric Administration NSF logo, National Science Foundation, Division of Ocean Sciences

Core Data from the Deep Sea Drilling Project


Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   175.12
Hole: 481A  Top/Bottom Interval(mm):  110/ 130
Core:  15   Section/Piece:  1/1B

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    34.5
V :          Cr:    210.  Co:    37.2  Ni:     95.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     4.4
Sr:    223.  Y :          Zr:    181.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.25  Cs:    0.77  Ba:     46.
La:    7.20  Ce:    16.8  Pr:          Nd:          Sm:          Eu:    1.88
Gd:          Tb:    0.97  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    4.12  Ta:    0.45  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.55
U :    0.10



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   175.12
Hole: 481A  Top/Bottom Interval(mm):  110/ 130
Core:  15   Section/Piece:  1/1B

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    190.  Co:          Ni:     88.  Cu:          Zn:     79.
Ga:     22.  Ge:          As:          Se:          Br:          Rb:      4.
Sr:    201.  Y :     41.  Zr:    161.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     67.
La:     10.  Ce:     22.  Pr:          Nd:     18.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      6.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   177.12
Hole: 481A  Top/Bottom Interval(mm):  620/   0
Core:  15   Section/Piece:  2/1L

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    186.  Co:          Ni:     95.  Cu:          Zn:     79.
Ga:     22.  Ge:          As:          Se:          Br:          Rb:      8.
Sr:    199.  Y :     39.  Zr:    159.  Nb:      5.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     84.
La:      9.  Ce:     21.  Pr:          Nd:     17.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      3.  Bi:          Th:      3.
U :

Comments: VEIN LINED WITH FIBROUS ZEOLITES PRESENT.



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   177.72
Hole: 481A  Top/Bottom Interval(mm): 1210/1230
Core:  15   Section/Piece:  2/1U

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    34.2
V :          Cr:    202.  Co:    36.8  Ni:     95.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     4.0
Sr:    239.  Y :          Zr:    176.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.28  Cs:    0.87  Ba:     48.
La:    7.24  Ce:    17.6  Pr:          Nd:          Sm:          Eu:    1.77
Gd:          Tb:    0.97  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    4.13  Ta:    0.45  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.63
U :    0.18



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   177.72
Hole: 481A  Top/Bottom Interval(mm): 1210/1230
Core:  15   Section/Piece:  2/1U

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    188.  Co:          Ni:     99.  Cu:          Zn:     87.
Ga:     22.  Ge:          As:          Se:          Br:          Rb:      3.
Sr:    206.  Y :     42.  Zr:    163.  Nb:      7.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     83.
La:     10.  Ce:     23.  Pr:          Nd:     19.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      4.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   178.28
Hole: 481A  Top/Bottom Interval(mm):  270/ 290
Core:  15   Section/Piece:  3/1D

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    174.  Co:          Ni:     87.  Cu:          Zn:    100.
Ga:     22.  Ge:          As:          Se:          Br:          Rb:      5.
Sr:    208.  Y :     44.  Zr:    171.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:    105.
La:     11.  Ce:     24.  Pr:          Nd:     18.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      8.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   178.28
Hole: 481A  Top/Bottom Interval(mm):  270/ 290
Core:  15   Section/Piece:  3/1D

Analyst:
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:          Co:          Ni:          Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:
Sr:          Y :          Zr:          Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:
La:    8.36  Ce:    24.2  Pr:          Nd:    18.3  Sm:    5.52  Eu:    1.94
Gd:    6.29  Tb:    1.20  Dy:          Ho:          Er:          Tm:
Yb:    4.24  Lu:    0.65  Hf:    4.24  Ta:    0.44  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.75
U :



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   178.70
Hole: 481A  Top/Bottom Interval(mm):  690/ 710
Core:  15   Section/Piece:  3/1G

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    37.7
V :          Cr:    198.  Co:    38.9  Ni:     88.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     3.2
Sr:    218.  Y :          Zr:    151.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.01  Cs:    0.45  Ba:     33.
La:    6.12  Ce:    14.7  Pr:          Nd:          Sm:          Eu:    1.56
Gd:          Tb:    0.97  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    3.57  Ta:    0.36  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.46
U :    0.16

Comments: GREENISH TINT INDICATES ALTERATION--PROBABLY CLAY.MIN



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   178.70
Hole: 481A  Top/Bottom Interval(mm):  690/ 710
Core:  15   Section/Piece:  3/1G

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    180.  Co:          Ni:     80.  Cu:          Zn:     68.
Ga:     20.  Ge:          As:          Se:          Br:          Rb:      4.
Sr:    203.  Y :     35.  Zr:    123.  Nb:      5.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     71.
La:      8.  Ce:     16.  Pr:          Nd:     14.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      5.  Bi:          Th:      1.
U :

Comments: GREENISH TINT INDICATES ALTERATION--PROBABLY CLAY.MIN



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   178.70
Hole: 481A  Top/Bottom Interval(mm):  690/ 710
Core:  15   Section/Piece:  3/1G

Analyst:
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:          Co:          Ni:          Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:
Sr:          Y :          Zr:          Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:
La:     6.1  Ce:    18.0  Pr:          Nd:    15.8  Sm:          Eu:    1.65
Gd:    5.41  Tb:    1.07  Dy:          Ho:          Er:          Tm:
Yb:    3.48  Lu:    0.56  Hf:    3.40  Ta:    0.41  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.61
U :

Comments: GREENISH TINT INDICATES ALTERATION--PROBABLY CLAY.MIN



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   179.15
Hole: 481A  Top/Bottom Interval(mm): 1150/   0
Core:  15   Section/Piece:  3/1L

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      PLAG-CPX PHYRIC GABBRO

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    226.  Co:          Ni:     82.  Cu:          Zn:     82.
Ga:     24.  Ge:          As:          Se:          Br:          Rb:      7.
Sr:    212.  Y :     50.  Zr:    189.  Nb:      7.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     99.
La:     11.  Ce:     29.  Pr:          Nd:     22.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      3.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   175.00   Sample Depth(m):   179.69
Hole: 481A  Top/Bottom Interval(mm):  180/ 200
Core:  15   Section/Piece:  4/

Analyst: Pal Verma, S.
Methods: Isotope dilution

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      GABBRO

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:          Co:          Ni:          Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:    5.09
Sr:          Y :          Zr:          Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:    0.15  Ba:    83.3
La:          Ce:          Pr:          Nd:          Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:
U :



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   185.71
Hole: 481A  Top/Bottom Interval(mm): 1210/   0
Core:  16   Section/Piece:  1/1M

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      PLAG PHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    210.  Co:          Ni:    121.  Cu:          Zn:     73.
Ga:     23.  Ge:          As:          Se:          Br:          Rb:     11.
Sr:    196.  Y :     39.  Zr:    155.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     54.
La:     10.  Ce:     22.  Pr:          Nd:     16.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      2.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   187.12
Hole: 481A  Top/Bottom Interval(mm): 1110/1130
Core:  16   Section/Piece:  2/2C

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Fresh         IGNEOUS      PLAG PHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    40.2
V :          Cr:    169.  Co:    39.1  Ni:    133.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     2.5
Sr:    256.  Y :          Zr:    157.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.19  Cs:    0.53  Ba:     33.
La:    6.60  Ce:    16.7  Pr:          Nd:          Sm:          Eu:    1.68
Gd:          Tb:    0.87  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    3.69  Ta:    0.52  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.49
U :    0.14



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   187.12
Hole: 481A  Top/Bottom Interval(mm): 1110/1130
Core:  16   Section/Piece:  2/2C

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Fresh         IGNEOUS      PLAG PHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    171.  Co:          Ni:    121.  Cu:          Zn:     60.
Ga:     24.  Ge:          As:          Se:          Br:          Rb:      3.
Sr:    208.  Y :     36.  Zr:    151.  Nb:      7.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     41.
La:      9.  Ce:     23.  Pr:          Nd:     18.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:     -1.  Bi:          Th:      2.
U :



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   187.66
Hole: 481A  Top/Bottom Interval(mm):  150/ 170
Core:  16   Section/Piece:  3/2

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    35.9
V :          Cr:    158.  Co:    41.5  Ni:    110.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:    15.1
Sr:    234.  Y :          Zr:    169.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.39  Cs:    2.64  Ba:     45.
La:    6.71  Ce:    16.8  Pr:          Nd:          Sm:          Eu:    1.34
Gd:          Tb:    1.00  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    3.94  Ta:    0.42  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.48
U :    0.14



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   187.66
Hole: 481A  Top/Bottom Interval(mm):  150/ 170
Core:  16   Section/Piece:  3/2

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    183.  Co:          Ni:    101.  Cu:          Zn:     61.
Ga:     17.  Ge:          As:          Se:          Br:          Rb:     14.
Sr:    190.  Y :     37.  Zr:    144.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     62.
La:      9.  Ce:     20.  Pr:          Nd:     15.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      7.  Bi:          Th:      4.
U :



Leg : 64    Depth to Top of Core(m):   184.50   Sample Depth(m):   187.81
Hole: 481A  Top/Bottom Interval(mm):  310/   0
Core:  16   Section/Piece:  3/3A

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      PLAG MODERATELY PHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    171.  Co:          Ni:     90.  Cu:          Zn:     55.
Ga:     17.  Ge:          As:          Se:          Br:          Rb:      6.
Sr:    196.  Y :     43.  Zr:    165.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     46.
La:      9.  Ce:     23.  Pr:          Nd:     18.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      6.  Bi:          Th:      1.
U :

Comments: 35% CLAY AND ZEOLITE ALTERATION



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   194.36
Hole: 481A  Top/Bottom Interval(mm):  360/   0
Core:  17   Section/Piece:  1/2D

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    179.  Co:          Ni:    106.  Cu:          Zn:     55.
Ga:     20.  Ge:          As:          Se:          Br:          Rb:      5.
Sr:    193.  Y :     39.  Zr:    156.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     57.
La:      9.  Ce:     22.  Pr:          Nd:     16.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      3.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   195.00
Hole: 481A  Top/Bottom Interval(mm): 1000/   0
Core:  17   Section/Piece:  1/2M

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    196.  Co:          Ni:    114.  Cu:          Zn:     47.
Ga:     17.  Ge:          As:          Se:          Br:          Rb:     12.
Sr:    205.  Y :     39.  Zr:    156.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     55.
La:      5.  Ce:     21.  Pr:          Nd:     16.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      2.  Bi:          Th:     -1.
U :



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   195.13
Hole: 481A  Top/Bottom Interval(mm): 1120/1140
Core:  17   Section/Piece:  1/2N

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    33.6
V :          Cr:    202.  Co:    38.1  Ni:    109.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     8.9
Sr:    242.  Y :          Zr:    153.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.86  Cs:    1.06  Ba:     33.
La:    6.67  Ce:    16.8  Pr:          Nd:          Sm:          Eu:    1.63
Gd:          Tb:    0.91  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    3.85  Ta:    0.42  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.49
U :    0.15



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   195.13
Hole: 481A  Top/Bottom Interval(mm): 1120/1140
Core:  17   Section/Piece:  1/2N

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    193.  Co:          Ni:    108.  Cu:          Zn:     42.
Ga:     26.  Ge:          As:          Se:          Br:          Rb:      9.
Sr:    198.  Y :     39.  Zr:    152.  Nb:      7.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     45.
La:      8.  Ce:     21.  Pr:          Nd:     17.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      6.  Bi:          Th:      3.
U :



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   195.57
Hole: 481A  Top/Bottom Interval(mm):   60/  80
Core:  17   Section/Piece:  2/1A

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    31.6
V :          Cr:    223.  Co:    40.8  Ni:    142.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     1.9
Sr:    241.  Y :          Zr:    148.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.58  Cs:    0.88  Ba:     21.
La:    5.39  Ce:    15.0  Pr:          Nd:          Sm:          Eu:    1.68
Gd:          Tb:    0.85  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    3.61  Ta:    0.41  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.45
U :    0.16



Leg : 64    Depth to Top of Core(m):   194.00   Sample Depth(m):   195.57
Hole: 481A  Top/Bottom Interval(mm):   60/  80
Core:  17   Section/Piece:  2/1A

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      APHYRIC DOLERITE

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    206.  Co:          Ni:    142.  Cu:          Zn:     53.
Ga:     29.  Ge:          As:          Se:          Br:          Rb:      1.
Sr:    198.  Y :     37.  Zr:    151.  Nb:      6.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     45.
La:      6.  Ce:     21.  Pr:          Nd:     17.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      4.  Bi:          Th:      1.
U :



Leg : 64    Depth to Top of Core(m):   346.00   Sample Depth(m):   346.93
Hole: 481A  Top/Bottom Interval(mm):  910/ 950
Core:  33   Section/Piece:  1/5

Analyst: Joron, J.L.
Methods: Inst neutron activ

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      PLAG PHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:    37.4
V :          Cr:    159.  Co:    39.0  Ni:     50.  Cu:          Zn:
Ga:          Ge:          As:          Se:          Br:          Rb:     2.7
Sr:    222.  Y :          Zr:    199.  Nb:          Mo:          Pd:
Ag:          Cd:          Sn:          Sb:    0.02  Cs:    0.06  Ba:     42.
La:    6.97  Ce:    16.2  Pr:          Nd:          Sm:          Eu:    2.01
Gd:          Tb:    1.07  Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:    4.24  Ta:    0.42  W :          Ir:
Rt:          Au:          Tl:          Pb:          Bi:          Th:    0.60
U :    0.24



Leg : 64    Depth to Top of Core(m):   346.00   Sample Depth(m):   346.93
Hole: 481A  Top/Bottom Interval(mm):  910/ 950
Core:  33   Section/Piece:  1/5

Analyst:
Methods: X-Ray fluorescence

Alteration    Rock Type    Rock Name
Moderate      IGNEOUS      PLAG PHYRIC BASALT

Element concentrations (ppm):
Li:          Be:          B :          F :          Cl:          Sc:
V :          Cr:    118.  Co:          Ni:     40.  Cu:          Zn:     83.
Ga:     30.  Ge:          As:          Se:          Br:          Rb:      2.
Sr:    192.  Y :     46.  Zr:    159.  Nb:      7.  Mo:          Pd:
Ag:          Cd:          Sn:          Sb:          Cs:          Ba:     57.
La:      9.  Ce:     21.  Pr:          Nd:     18.  Sm:          Eu:
Gd:          Tb:          Dy:          Ho:          Er:          Tm:
Yb:          Lu:          Hf:          Ta:          W :          Ir:
Rt:          Au:          Tl:          Pb:      4.  Bi:          Th:      3.
U :



    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2