Leg : 84 Top/Bottom Interval(mm): 0/1380 Analyst: Arnott, R. Hole: 566C Sample Midpoint (m) : 118.58 Core: 6 Top of Core Depth (m) : 117.20 Sect: 1 Top of Section Depth(m): 117.20 LITHOLOGY: SERPENTINITE; Piece No. : PCE NO PIECE NUMBERS ASSIGNED; Structure : SPORADICALLY SHEARED EVERY 10-30CM, VERTICAL AND OBLIQUE HYDRAULIC FRACTURING IS AN ORIGINAL FEATURE; Alteration : EXT INTERVALS 0-30 AND 120-138; MOD INTERVAL 31-119; DRILLING BRECCIA AT INTERVAL 53-65, ALTERED RIMS ALONG FRACTURES OF LARGE BROKEN PIECES; Comments : COLOR IS BLACK(N 2/0), LARGE BROKEN PIECES; Phenocrysts: PYROXENE ( <5%) Groundmass : MAGNETITE ( <7%) BLACK, ID UNCERTAIN; CHROMITE BLACK, ID UNCERTAIN, EITHER MAGNETITE OR CHROMITE PRESENT; Replacement: TALC Minerals Replaced: SERP INTERVAL 0-32 IS TALC-RICH; Leg : 84 Top/Bottom Interval(mm): 80/1500 Analyst: Baltuck, M. Hole: 566C Sample Midpoint (m) : 128.40 Core: 7 Top of Core Depth (m) : 126.90 Sect: 1 Top of Section Depth(m): 126.98 LITHOLOGY: SERPENTINITE; Piece No. : PCE NO PIECE NUMBERS ASSIGNED; Structure : HIGHLY FRACTURED; Alteration : MOD SOME LIGHTER BLUISH GRAY(5B 4/1) ALTERED RIMS ALONG FRACTURES IN BIGGER BROKEN PIECES; Comments : COLOR IS BLACK(N 2/0), PIECES SHATTERED BY DRILLING; Phenocrysts: PYROXENE ( <5%) Size(mm): .5-2 Groundmass : MAGNETITE ( <7%) BLACK, ID UNCERTAIN; CHROMITE BLACK, ID UNCERTAIN, EITHER MAGNETITE OR CHROMITE PRESENT; Leg : 84 Top/Bottom Interval(mm): 0/ 270 Analyst: Baltuck, M. Hole: 566C Sample Midpoint (m) : 128.67 Core: 7 Top of Core Depth (m) : 126.90 Sect: CC Top of Section Depth(m): 128.50 LITHOLOGY: SERPENTINITE; Piece No. : PCE NO PIECE NUMBERS ASSIGNED; Structure : FRACTURED SURFACES; Alteration : MOD BLUISH GRAY WEATHERED RIMS ON FRACTURED SURFACES; Comments : COLOR IS BLACK(N 2/0); Phenocrysts: PYROXENE ( <10%) Size(mm): TO 2 Groundmass : MAGNETITE ( <10%) Size(mm): <.5 CHROMITE EITHER MAGNETITE OR CHROMITE PRESENT; |
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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