GRD022PS0
RAMA7-Dr17-7H
Serpentinite
Mesozoic › Jurassic › Late Jurassic
145.5
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161.0
0
Ritter 154 › Cabinet 37 › Drawer C
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Cobble (~10x4x9 cm). Very dense. Green-blue fine-grained groundmass. Fe-Mn crust on sample. Original label: 23 November, 1980. Ultramafic (dark) rocks from the Mariana and Tonga Trench.
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RAMA 7 Dredge 17
Pacific Ocean
Mariana Trench. Original: 11 24.8N, 142 09.41E to 11 25.1N, 142 09.3E. Depth: -9050 to -8730.
Latitude: 11.4133°
Longitude: 142.1566°
-8890.0 m a.s.l.
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