GRD0088S0

I-307

Gabbro

Mesozoic › Jurassic
145.5 - 201.6

0

Ritter 154 › Cabinet 20 › Drawer B

Hornblende

Original label: Hornblende Teschenite (ophitic texture with plag, augite olivine). From layered Hb-bearing picrite-anorthositic gabbro suite.

IntMinAssoc1962.pdf p. 19

Humboldt

Nevada
West Humbolt Range

-

N/A

N/A

N/A

IntMinAssoc1962.pdf (2.0 MB)
Speed, R.C., 1962, Layered Picrite-anorthositic Gabbro Sheet, West Humbolt Range, Nevada, International Mineralogical Association, pg 203.