leg site hole core section top interval depth(cm) top of core depth(cm) top of section(m) sample midpoint depth(m) describer rock name piece numbers texture data structure data alteration data other information data vesicle data phenocryst data groundmass mineral data replacement mineral data comments unknown code 26 254 31 1 98.0 276.00 276.98 277.50 MCKELVEY, B. C. BASALT MEDIUM GRAINED, COGNATE XENOLITH AT 105 CM AND FINER GRAINED NO OTHER JOINTS, ONE CARBONATE VEIN (2 CM) comments: FRESH BASALT CARB comments : ONE CARBONATE VEIN (2 CM) 26 254 33 1 32.0 300.00 300.32 300.72 MCKELVEY, B. C. SEDIMENT (FERRUGINOUS SILTY CLAY) MODERATE BROWN (5 YR 3/4), POSSIBLY WEATHERED, DEPOSITIONAL CONTACT AT 72 CM 26 254 33 1 72.0 300.00 300.72 301.50 MCKELVEY, B. C. BASALT WEATHERED HEMICRYSTALLINE PORYPHYRITIC BASALT - FORMERLY GLASSY GRAINED VERY WEATHERED BASALT, DEPOSITIONAL CONTACT AT 72 CM comments : ONE LARGE VESICLE 26 254 34 CC 0.0 309.50 309.60 309.60 MCKELVEY, B. C. BASALT TWO PIECES OF HEMICRYSTALLINE PORYPHYRITIC BASALT comments: FRESH, BUT POSSIBLY HAS REGIONS OF ALTERATION CORE CATCHER RECOVERY ONLY 26 254 35 1 40.0 310.00 310.40 311.50 MCKELVEY, B. C. BASALT FINE GRAINED AT TOP OF SECTION WITH GRADATIONAL VARIATION IN GRAIN SIZE TO MEDIUM GRAINED AT BOTTOM OF SECTION CALCITE VEIN AT 100 CM BROWNISH BLACK (5 YR 2/1) FELDSPAR comments : BROWNISH BLACK (5 YR 2/1) AND (N8) FELDSPARS IN GROUNDMASS CALCITE comments : CALCITE VEIN AT 100 CM 26 254 35 2 0.0 310.00 311.50 313.00 MCKELVEY, B. C. BASALT MEDIUM GRAINED RARE VEINS OF CALCITE comments: RELATIVELY FRESH BASALT FELDSPAR comments : FELDSPARS (N8) IN GROUNDMASS 26 254 35 3 0.0 310.00 313.00 314.50 MCKELVEY, B. C. BASALT MEDIUM GRAINED THROUGHOUT, WHOLE SECTION FRAGMENTED WITH FOUR 10 CM PIECES, AT 133 CM AMYGDALOIDAL FINE GRAINED BLACK AND POSSIBLY GLASSY AT 133 CM BLACK BASALT, CONTACT AT 133 CM NOT PRESERVED CALCIUM CARB comments : AT 10 CM CALCIUM CARBONATE FILLED VESICLE, BETWEEN 133 CM AND 150 CM AMYGDALOIDAL BASALT WITH CALCIUM CARBONATE IN AMYGDULES CARB comments : IN VESICLES AND AMYGDULES 26 254 35 CC 0.0 310.00 314.60 314.60 MCKELVEY, B. C. BASALT SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS FOR MORE INFORMATION 26 254 36 1 29.0 315.00 315.29 316.50 MCKELVEY, B. C. BASALT FINE GRAINED (N2), DARK AMYGDALOIDAL BASALT FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS CALCITE comments : DARK AMYGDALOIDAL BASALT, CALCITE AMYGDULES 26 254 36 2 0.0 315.00 316.50 318.00 MCKELVEY, B. C. BASALT FINE GRAINED AND GLASSY, AMYGDULES AT 140 CM AND COARSER FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS 1.5 comments : AMYGDALOIDAL BASALT WITH DENSITY OF AMYGDULES VARIES WITH NO OBVIOUS PATTERN, AMYGDULES UP TO 1.5 CM, AMYGDULES AT 140 CM AND BASALT COARSER 26 254 36 3 0.0 315.00 318.00 319.50 MCKELVEY, B. C. BASALT GLASSY IN TOP 10 CM, GRAIN SIZE DECREASES IN SECTION FOLLOWING 10 CM - FINER GRAINED BASALT AT BOTTOM OF SECTION AND COARSER GRAINED HIGHER IN SECTION FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS 26 254 36 CC 0.0 315.00 319.60 319.60 MCKELVEY, B. C. BASALT FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS 26 254 37 CC 0.0 324.50 324.60 324.60 MCKELVEY, B. C. BASALT ONE PEBBLE 5 CM, (5 YR 2/1) BROWNISH BLACK BASALT, WEATHERED VESICULAR BASALT, FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS comments : WEATHERED VESICULAR BASALT 26 254 38 1 35.0 334.00 334.35 335.50 MCKELVEY, B. C. BASALT COMPACTED AGGLOMERATE BASALT WITH CALCIUM CARBONATE CEMENT BASALT ESSENTIALLY MASSIVE INTERVAL (59-105 CM) COMPACTED AGGLOMERATE BASALT WITH CALCIUM CARBONATE CEMEMT, FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS CARB comments : CARB CEMENT IN AGGLOMERATE BASALT 26 254 38 CC 0.0 334.00 335.60 335.60 MCKELVEY, B. C. BASALT FOR MORE INFORMATION SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS