Leg : 28 Top/Bottom Interval(mm): 30/ 0 Describer: Ford, A. Hole: 265 Top of Core Depth(m) : 452.50 Rock Type: IGNEOUS Core: 18 Sample Midpoint(m) : 452.53 Sect/Pc #: 1/ ROCK = BASALT SOURCE IS IR* Groundmass - PLAGIOCLASE ( 39.7%) APPROX COMP 60-70; PYROXENE ( 35.5%) OLIVINE ( TR%) OPAQUE MINERALS ( 4.2%) SITE 265 PERCENTAGES OBTAINED BY MODAL ANALYSES* Alteration - OTHER ( 16%) ALTERATION PRODUCTS* Vesicles - Percent: 4.6 VESICLES AND AMYGDULES* Leg : 28 Top/Bottom Interval(mm): 60/ 0 Describer: Ford, A. Hole: 265 Top of Core Depth(m) : 452.50 Rock Type: IGNEOUS Core: 18 Sample Midpoint(m) : 452.56 Sect/Pc #: 1/ ROCK = BASALT SOURCE IS IR* Groundmass - PLAGIOCLASE ( 42.6%) APPROX COMP AN66-72 PYROXENE ( 29.3%) OLIVINE ( 13.7%) OPAQUE MINERALS ( 3.6%) Alteration - OTHER ( 6.2%) ALTERATION PRODUCTS* Vesicles - Percent: 4.6 VESICLES AND AMYGDULES* Leg : 28 Top/Bottom Interval(mm): 90/ 0 Describer: Ford, A. Hole: 265 Top of Core Depth(m) : 452.50 Rock Type: IGNEOUS Core: 18 Sample Midpoint(m) : 454.09 Sect/Pc #: 2/ ROCK = BASALT SOURCE IS IR* Groundmass - PLAGIOCLASE ( 41.7%) PYROXENE ( 34.8%) OLIVINE ( 1.7%) OPAQUE MINERALS ( 4.9%) Alteration - OTHER ( 7.4%) ALTERATION PRODUCTS* Vesicles - Percent: 9.5 VESICLES AND AMYGDULES* Leg : 28 Top/Bottom Interval(mm): 0/ 0 Describer: Ford, A. Hole: 265 Top of Core Depth(m) : 452.50 Rock Type: IGNEOUS Core: 18 Sample Midpoint(m) : 455.60 Sect/Pc #: CC/ ROCK = BASALT SOURCE IS IR* Groundmass - PLAGIOCLASE ( 42.0%) APPROX COMP AN65-73; PYROXENE ( 22.8%) OLIVINE ( 6.9%) OPAQUE MINERALS ( 1.5%) Alteration - CARBONATE ( 1.3%) OTHER ( 24.8%) ALTERATION PRODUCTS* Vesicles - Percent: 0.7 VESICULES AND AMYGDULES* |
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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