GRD0241S0
RAMA7-Dr20-3
Serpentinite
Mesozoic › Jurassic › Late Jurassic
145.5
-
161.0
1
Ritter 154 › Cabinet 37 › Drawer C
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Large and medium (~7x5.5x5 and ~6.5x6x1.5 cm from the cut faces) samples. Dark green with reddish staining along the edges, grainy to the touch. Patchy Fe-Mn crust on samples Billet pieces in a bag. Original label: 26 November, 1980.
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RAMA 7 Dredge 20
Pacific Ocean
Mariana Trench. Original: 11 25.5N, 142 06.8E to 11 26.1N, 142 06.1E. Depth: -8325 to -8025.
Latitude: 11.425°
Longitude: 142.113333°
-8175.0 m a.s.l.
N/A
Serpentine
10.0
plane
Serpentine
10.0
crossed
-
scan
crossed
GRD0241T0: Very fine fibrous serpentine crystals (light green under ppl, first order yellow under xpl), interstitial opaques and Fe-staining. Occasional K-spar(?) (C. Eichler)
N/A
N/A