GRD0277S0
NOVA 87-D-BB-1
Pumice
Mesozoic › Cretaceous › Early Cretaceous › Aptian
112.0
-
125.0
1
Ritter 154 › Cabinet 37 › Drawer G
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Small cut pumice sample that measures ~4x2x5 cm. Billet. Original label: 21 October, 1967, section cut July 1971 and designated 87-D-BB-1.
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NOVA
Pacific Ocean
Original: ~20 39.55, 173 27.8W. Depth: -7100 to -7020.
Latitude: 20.659167°
Longitude: 173.463333°
-7060.0 m a.s.l.
N/A
Small plagioclase and pyroxene crystals in brownish groundmass glass
5.0
plane
Small plagioclase and pyroxene crystals in brownish groundmass glass
5.0
crossed
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scan
crossed
GRD0277T0: Nearly aphyric pumice; a few plagioclase (polysynthetic twinning), opaques, and pyroxene crystals (C. Eichler)
N/A
N/A