GRD01ZMS0
RAMA7-Dr12-1
Andesite
Mesozoic › Cretaceous › Late Cretaceous
65.5
-
99.6
1
Ritter 154 › Cabinet 37 › Drawer A
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Large (~12 cm x 4.5 cm), cut sample. Dark green, fine-grained. Patchy Fe-Mn crust. Original label: 14 November, 1980.
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RAMA 7 Dredge 12
Pacific Ocean
Philippine Trench. Original: 10 37.2N, 126 40.9E to 10 37.6N, 126 41.1E. Depth: -8935 to -8580.
Latitude: 10.62°
Longitude: 126.681667°
-8758.0 m a.s.l.
N/A
Spindle-shaped plagioclase
5.0
plane
Spindle-shaped plagioclase with small crystals of pyroxene and oxides
5.0
crossed
-
scan
crossed
GRD01ZMT0: 80% plagioclase and 15% pyroxene; 5% opaque oxides; plagioclase oddly shaped (spindles?) (C. Eichler)
N/A
N/A