GRD026TS0
ERDC-29D-7
Diorite
Unknown
None
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1
Ritter 154 › Cabinet 37 › Drawer F
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Cut sample (~5x4x5 cm) with light green crystalline interior, cross-cutting white veins and occasional red blebs. Patchy sandy rind on sample. Billet and billet pieces. Original label: 27 October, 1975.
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ERDC Dredge 29
Pacific Ocean
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N/A
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2.5
plane
Plagioclase (first order greys), clinopyroxene (yellows), and serpentine (fibrous yellw)
2.5
crossed
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scan
crossed
GRD026TT0: 75% plagioclase (polysynthetic twinning), 20% clinopyroxene, 5% serpentine; Thin section is carbon-coated. (C. Eichler)
N/A
N/A