Leg : 16 Top/Bottom Interval(mm): 1060/1070 Describer: Yeats, R.S. Hole: 155 Top of Core Depth(m) : 527.00 Rock Type: IGNEOUS Core: 12 Sample Midpoint(m) : 528.07 Sect/Pc #: 1/ ROCK = AUGITE BASALT EXTENSIVELY ALTERED,SOURCE IS IR (P.24),ADDITIONAL INFORMATION ON PAGE 627; Texture: FINE-GRAINED,HOLOXTLN,DOLERITIC* Groundmass - PLAGIOCLASE Morphology: LATHS NORMALLY ZONED FROM LABRADORITE TO ANDESINE; PYROXENE YX AND GROUNDMASS DEUTERICALLY ALTERED* Alteration - CARBONATE Location: VUGS SERPENTINITE Location: RIM VUGS Leg : 16 Top/Bottom Interval(mm): 1340/ Describer: Yeats, R.S. Hole: 155 Top of Core Depth(m) : 527.00 Rock Type: IGNEOUS Core: 12 Sample Midpoint(m) : 528.34 Sect/Pc #: 1/ ROCK = BASALT DEUTERICALLY ALTERED,SOURCE IS IR-PAGE 25* Phenocrysts- PLAGIOCLASE ( 43%) Morphology: LATHS SHOW SOME ALIGNMENT; PYROXENE ( 9%) OLIVINE ( TR%) Groundmass - GROUNDMASS ( 37%) DEVITRIFIED,AREAS OF GROUNDMASS ARE SEGREGATED FROM AREAS RICH IN PLAG AND FERROMAGNESIAN PSEUDOMORPHS; OPAQUE MINERALS ( 2%) ANALYSIS BY MODAL ANALYSIS* Alteration - SERPENTINITE Location: PSEUDOMORPHS Replacing: OL,PYX ID UNCERTAIN FOR PYX; OL,PYX BOWLINGITE Location: PSEUDOMORPHS Vesicles - Percent: 9 |
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]
Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.
|