GRD0230S0
RAMA7-Dr19-2(1)
Basalt
Mesozoic › Jurassic › Late Jurassic
145.5
-
161.0
1
Ritter 154 › Cabinet 37 › Drawer C
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Large (~10x7x9 cm) cut sample. Green interior with clear feldspar laths and occasional Fe-stained blebs. Fe-Mn crust on sample. Billet pieces. Original label: 25 November, 1980.
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RAMA 7 Dredge 19
Pacific Ocean
Mariana Trench. Original: 11 48.3N, 142 11.9E to 11 49.0N, 142 11.3E. Depth: -4440 to -4200.
Latitude: 11.805°
Longitude: 142.19833°
-4320.0 m a.s.l.
N/A
Plagioclase glomerocryst in fine-grained matrix
2.5
plane
Plagioclase glomerocryst in fine-grained matrix
2.5
crossed
-
scan
crossed
GRD0230T0: Plagioclase crystals and glomerocrysts with resorbed cores and euhedral overgrowths; matrix is composed small plagioclase, clinopyroxene, green glass, and opaque oxides (C. Eichler)
N/A
N/A