GRD008WS0 - Geological Teaching Collection at Scripps

Record #2 of 27
GRD008OS0 GRD00E5S0

IGSN:

GRD008WS0

Sample ID:

I-331

Sample Type:

Pyroxenite

Sample Age:

Precambrian › Archean › Neoarchean
2500.0 - 2800.0

Number TS:

Storage:

Ritter 154

Modifiers:

orthopyroxenite

Notes:

Thin section Only. Thin section in Thin Section Only case in RH154.

Ancillary Data Notes:

Series:

Stillwater Complex

Location:

Montana
Stillwater Complex
Latitude: 45.0°
Longitude: -110.0°

Photos:

N/A

Micrographs:

Notes:

Interstitial microcline between large orthopyroxene

Mag:

2.5

Polarized:

plane

Notes:

Note the tartan twinning in the potassium feldspar

Mag:

2.5

Polarized:

crossed

Notes:

Mag:

scan

Polarized:

crossed

Thin Sections:

GRD008WT0: 95% orthopyroxene, 5% microcline. (C. Eichler)

Documents:

N/A

References:

N/A

Geological Teaching Collection

Geological Teaching Collection

IGSN: GRD008WS0 Sample ID: I-331 Permalink