leg site hole core coretype section top interval unit number sub unit pieces observer rockname contact phenocrysts mineral name (1) phenocrysts percent (1) phenocrysts size (1) phenocrysts description (1) phenocrysts mineral name (2) phenocrysts percent (2) phenocrysts size (2) phenocrysts description (2) phenocrysts mineral name (3) phenocrysts percent (3) phenocrysts size (3) phenocrysts description (3) phenocrysts mineral name (4) phenocrysts percent (4) phenocrysts size (4) phenocrysts description (4) phenocrysts mineral name (5) phenocrysts percent (5) phenocrysts size (5) phenocrysts description (5) phenocrysts comments groundmass color vesicles percent vesicles size vesicles shape vesicles distribution vesicles miaroles vesicles comments structure alteration veins frractures size veins fractures orientation veins fractures percent veins fractures comments main comments more data latitude numerical form longitude numerical form depth top interval depth below sea floor 107 651 A 042 Rotary 01 000 1 - 22. DU ALTERNATIONS OF GRAY TO PINK DOLOMITE/LIMESTONES AND BASALT. see comments see comments see comments see comments see comments see comments see comments see comments Piece 4, altered basalt; Pieces 5-8, dolomitic breccias with minor basaltic component; Pieces 9-10, dolomitic breccias; Piece 11, basalt with glassy margin; Pieces 12-16, dolomitic breccia with minor basaltic component; Piece 17, basalt; Piece 18, light, reddish-brown dolomite; Piece 19, highly altered basalt; Piece 20, light, reddish-brown dolomite; Piece 21, highly altered basalt. N 40.15050 12.75650 0386.50 38650 107 651 A 042 Rotary 02 000 1 - 10. DU ALTERNATIONS OF GRAY TO PINK, BRECCIATED DOLOMITE/LIMESTONE AND BASALT. see comments see comments see comments see comments see comments see comments see comments see comments Piece 1, basalt with relatively fresh glassy margin; crack in margin is filled by dolomite breccia; Pieces 4, 7, 8, breccias of basalt and dolomite; Piece 6, highly altered basalt; Piece 9, basalt. Intergranular texture. Olivine and Ca-plagioclase microlites in altered groundmass. N 40.15050 12.75650 0388.00 38800 107 651 A 043 Rotary 01 000 1 - 15 BDC ALTERED APHANITIC BASALT see comments see comments see comments see comments see comments see comments see comments see comments Intergranular to intersertal texture. Pseudomorphs after olivine in an altered groundmass. Carbonate veins (become less abundant down section). Some chilled margins. Rare vesicles. 107-651A-43R-1, Pieces 9a and 10d are carbonate cemented basaltic breccias in contact with chilled glass margins. Also 107-651A-43R-2 N 40.15050 12.75650 0396.20 39620 107 651 A 046 Rotary 01 000 All DU HIGHLY ALTERED APHANITIC BASALT. see comments see comments see comments see comments see comments see comments see comments see comments Intergranular texture. Porphyroclasts of Ca-plagioclase and olivine in altered groundmass. Local vesicles. 107-651A-47R-1, Piece 9 is a basaltic breccia. Some chilled margins. Some carbonate crusts. The above descriptions are applied from 107-651A-46R to 107-651R-49R. N 40.15050 12.75650 0425.30 42529 107 651 A 050 Rotary 01 000 All DU INTERCALATED LAYERS OF DIABASE AND LEUCOCRATIC FELDSPATHIC ROCKS, EXCEPT FOLLOWING POINTS. see comments see comments see comments see comments see comments see comments see comments see comments 107-651A-50R-1, Pieces 1,2 and 3: Serpentinized peridotite; 107-651A-51R-1, Piece 17: Serpentinized peridotite; 107-651A-50R-1, Piece 6: Pale yellow to brown dolomite; 107-651A-52R-1, Pieces 19 and 20: altered yellowish basalt; 107-651A-52R-1, Pieces 21 and 22: Carbonate cemented basaltic breccia. N 40.15050 12.75650 0464.00 46400 107 651 A 053 Rotary 01 000 0003 All DU ALTERNATIONS OF ALTERED BASALT AND BASALTIC BRECCIA CEMENTED BY CARBONATE. see comments see comments see comments see comments see comments see comments see comments see comments Basalt contains Ca-plagioclase and pseudomorphs after olivine in an altered groundmass. Former glass margins are observed occasionally. N 40.15050 12.75650 0492.90 49289 107 651 A 056 Rotary 01 000 0004 All DU HIGHLY SHEARED AND FOLIATED SERPENTINIZED PERIDOTITE. see comments see comments see comments see comments see comments see comments see comments see comments Rock is criss-crossed by white veins of chrisolite. 107-651A-56R-1, Piece 2 contains small pebbles of garnet-bearing rock. All measured microstructures are related to the section plane which has been chosen perpendicular to the S1 dip. N 40.15050 12.75650 0521.90 52190 107 651 A 058 Rotary 01 000 0004 All DU N/A see comments see comments see comments see comments see comments see comments see comments see comments 107-651A-58R-1, Piece 1 is foliated granodiorite. The remainder of the core is criss-crossed by white veins of chrysolite. All measured microstructures are related to the section plane which has been chosen perpendicular to S1 dip. Interval 107-651A-58R-4, 98 to 102 cm, brackets a fault plane parallel to the section plane. Dip is 50 degrees, slickensides pitch is 60 degrees. Interval 107-651A-58R-4, 0-15 cm brackets a fault plane dipping 65 degrees, slickensides pitch is 70 degrees. N 40.15050 12.75650 0541.20 54120