GRD0231S0

RAMA7-Dr19-2(2)

Basalt

Mesozoic › Jurassic › Late Jurassic
145.5 - 161.0

1

Ritter 154 › Cabinet 37 › Drawer C

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Three cut small (~6x4x1 cm) samples. Grey interior with clear feldspar laths and crystal-lined vugs. Fe-Mn crust on sample. Billet. Original label: 25 November, 1980.

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RAMA 7 Dredge 19

Pacific Ocean
Mariana Trench. Original: 11 48.3N, 142 11.9E to 11 49.0N, 142 11.3E. Depth: -4440 to -4200.
Latitude: 11.805°
Longitude: 142.19833°
-4320.0 m a.s.l.

N/A

Plagioclase with resorbed cores

2.5

plane

Plagioclase with resorbed cores

2.5

crossed

Green lithophysae-like crystals lining a vug

2.5

plane

Green lithophysae-like crystals lining a vug

2.5

crossed

-

scan

crossed

GRD0231T0: Plagioclase crystals and glomerocrysts with resorbed cores and euhedral overgrowths; matrix is composed small plagioclase, clinopyroxene, green glass, and occasional opaque oxides; Vug with fine, fibrous green mineral (C. Eichler)

N/A

N/A