GRD008ZS0 - Geological Teaching Collection at Scripps

Record #22 of 151
GRD008YS0 GRD0090S0

IGSN:

GRD008ZS0

Sample ID:

I-334

Sample Type:

Gabbro

Sample Age:

Precambrian › Archean › Neoarchean
2500.0 - 2800.0

Number TS:

Storage:

Ritter 154 › Cabinet 16 › Drawer C

Modifiers:

Notes:

(some sulfides), Hess p 70-81. Thin section cut thick.

Ancillary Data Notes:

Age from DePaolo 1979

Series:

Stillwater Complex

Location:

Montana
Stillwater Complex, Lower Gabbro Zone, Mouat Rd
Latitude: 45.4°
Longitude: -109.9°

Photos:

Notes:

Micrographs:

Notes:

Mag:

2.5

Polarized:

plane

Notes:

Thick cut?

Mag:

2.5

Polarized:

crossed

Notes:

Mag:

scan

Polarized:

crossed

Thin Sections:

GRD008ZT0: 50% plagioclase (polysynthetic and albite twinning), 50% pyroxene (C. Eichler)

Documents:

N/A

References:

N/A

Geological Teaching Collection

Geological Teaching Collection

IGSN: GRD008ZS0 Sample ID: I-334 Permalink