GRD008US0

I-329

Ultramafic Intrusive

Precambrian › Archean › Neoarchean
2500.0 - 2800.0

1

Ritter 154 › Cabinet 16 › Drawer K

Chromitite

Jackson p 8.

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Stillwater Complex

Montana
Stillwater Complex, Mouat Mine
Latitude: 45.39°
Longitude: -109.8°

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Euhedral opaques

2.5

plane

Euhedral opaques with interstitial plagioclase

2.5

crossed

-

scan

crossed

GRD008UT0: 97% opaques, 2% plagioclase (polysynthetic twinning and oscillatory zonation), 1% quartz (?) (C. Eichler)

N/A

N/A