GRD0296S0
CIRCE 93-G
Serpentinite
Unknown
None
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1
Ritter 154 › Cabinet 34 › Drawer B
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Medium-sized (~9x7x4 cm) sample composed of abundant blue veins, large clasts or clusters of grey-blue (pyroxene-olivine) crystals in a peach matrix. The sample is brittle. Billet.
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CIRCE
Indian Ocean
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N/A
Large orthopyroxene crystal (lower left) being serpentinized (upper left) as well as being cut by a carbonate vein (upper right to lower center). Small olivine (lower center) and opaque vein (lower right to upper center).
2.5
plane
Large orthopyroxene crystal (lower left) being serpentinized (upper left) as well as being cut by a carbonate vein (upper right to lower center). Small olivine (lower center) and opaque vein (lower right to upper center).
2.5
crossed
The bright spots are olivine-pyroxene clusters.
scan
crossed
GRD0296T0: Large clusters of olivine and pyroxene crystals (often with serpentinized edges) in a matrix of serpentine; abundant opaque veins; two carbonate veins (C. Eichler)
N/A
Fisher_GSABulletin_1971
Fisher, R.L., Sclater, J.G., McKenzie, D.P., 1971, Evolution of the Central Indian Ridge, Western Indian Ocean: Geological Society of America Bulletin, v. 82, no. 3, p. 553-562.