Leg : 22 Top/Bottom Interval(mm): 1370/1440 Describer: Hekinian, R. Hole: 214 Top of Core Depth(m) : 448.00 Rock Type: IGNEOUS Core: 49 Sample Midpoint(m) : 449.41 Sect/Pc #: 1/ ROCK = PLAG MODERATELY MICROPHYRIC BASALT DIFFERENTIATED ROCKS,SOURCE IS IR* Phenocrysts- PLAGIOCLASE ( 0.55%) PHENOS; PLAGIOCLASE ( 4.71%) MICROPHENOS* Groundmass - PLAGIOCLASE (39.34%) CLINOPYROXENE (25.76%) GROUNDMASS (20.50%) INCLUDES GLASS+DARK MESOSTASIS+CRYPTOXTLLINE UNIDENTIFIED AGGREGATES,MODAL ANALYSIS* Alteration - FERROUS OXIDE ( 7.20%) CALCITE ( 1.66%) Leg : 22 Top/Bottom Interval(mm): 110/ 0 Describer: Hekinian, R. Hole: 214 Top of Core Depth(m) : 486.00 Rock Type: IGNEOUS Core: 53 Sample Midpoint(m) : 486.11 Sect/Pc #: 1/ ROCK = GLASSY BASALT EXTENSIVELY ALTERED; Texture: GLASSY, INTERSERTAL, FINE-GRAINED* Groundmass - PLAGIOCLASE Morphology: LATHS TINY, INTERSTICES FILLED WITH CHLORITIC MATERIAL; GLASS ALTERED WITH IRON ORE* Alteration - CHLORITE Location: MATRIX Replacing: GLASS FERROUS OXIDE Location: MATRIX Leg : 22 Top/Bottom Interval(mm): 970/1000 Describer: Hekinian, R. Hole: 214 Top of Core Depth(m) : 486.00 Rock Type: IGNEOUS Core: 53 Sample Midpoint(m) : 486.99 Sect/Pc #: 1/ ROCK = BASALT SOURCE IS IR* Groundmass - PLAGIOCLASE (33.00%) CLINOPYROXENE (47.40%) GROUNDMASS ( 5.8%) INCLUDES GLASS+DARK MESOSTASIS+CRYPTOXTLLINE UNIDENTIFIED AGGREGATES,MODAL ANALYSIS* Alteration - CLAY MINERALS ( 3.40%) INCLUDES CHLOR+SERP+SMEC+VERMICULITE-CHLORITE* Leg : 22 Top/Bottom Interval(mm): 930/ 940 Describer: Hekinian, R. Hole: 214 Top of Core Depth(m) : 490.50 Rock Type: IGNEOUS Core: 54 Sample Midpoint(m) : 491.44 Sect/Pc #: 1/ ROCK = PLAG MODERATELY MICROPHYRIC BASALT VESICULAR,SOURCE IS IR* Phenocrysts- PLAGIOCLASE ( 0.20%) PHENOS; PLAGIOCLASE ( 6.18%) MICROPHENOS* Groundmass - PLAGIOCLASE (41.04%) CLINOPYROXENE (18.92%) GROUNDMASS ( 3.98%) INCLUDES GLASS+DARK MESOSTASIS+CRYPTOXTLLINE UNIDENTIFIED AGGREGATES,MODAL ANALYSIS* Alteration - FERROUS OXIDE ( 7.57%) MICA ( TR%) CALCITE ( 7.17%) CLAY MINERALS (14.74%) INCLUDES CHLORITE+SERP+SMEC+VERMICULITE-CHLORITE* |
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]
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