GRD024CS0
RAMA7-Dr22-6(3)
Gabbro
Mesozoic › Jurassic › Late Jurassic
145.5
-
161.0
1
Ritter 154 › Cabinet 37 › Drawer D
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Two medium-sized cut sample measuring ~6x6x3 cm and ~4x5x2 cm from the cut faces. Grey crystalline interior. White rind. Billet pieces in a bag. Original label: 28 November, 1980.
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RAMA 7 Dredge 22
Pacific Ocean
Mariana Trench. Original: 11 29.7N, 142 11.6E to 11 30.1N, 142 11.2E. Depth: -7800 to -7680.
Latitude: 11.495°
Longitude: 142.193333°
-7740.0 m a.s.l.
N/A
Small brecciated vein
2.5
plane
Small brecciated vein
2.5
crossed
Altered pyroxene (green) and fractured plagioclase
2.5
plane
Altered pyroxene (green) and fractured plagioclase
2.5
crossed
-
scan
crossed
GRD024CT0: 80% pyroxene (altered?), 20% plagioclase (heavily fractured); small brecciated vein; trace opaques (C. Eichler)
N/A
N/A