GRD025MS0 - Geological Teaching Collection at Scripps

Record #7 of 40
GRD0248S0 GRD025XS0

IGSN:

GRD025MS0

Sample ID:

ERDC-27D-1

Sample Type:

Amphibolite

Sample Age:

Unknown
None -

Number TS:

Storage:

Ritter 154 › Cabinet 37 › Drawer E

Modifiers:

Notes:

Two large cut pieces measuring ~11x6x6 cm and ~11x6x4 cm from the cut face. Bag of rock chips. Occasional green crystals in green fine-grained matrix with patchy Fe-Mn crust. Billet.

Ancillary Data Notes:

Series:

ERDC Dredge 27

Location:

Pacific Ocean
-

Photos:

N/A

Micrographs:

Notes:

Slide 1: Acicular plagioclase in pyroxene-opaques matrix

Mag:

10.0

Polarized:

plane

Notes:

Slide 1: Acicular plagioclase in pyroxene-opaques matrix

Mag:

10.0

Polarized:

crossed

Notes:

Slide 1

Mag:

scan

Polarized:

crossed

Notes:

Slide 2 Scrap

Mag:

scan

Polarized:

crossed

Thin Sections:

GRD025MT0: Slide 1: Very thin acicular plagioclase? crystals in a matrix of granular pyroxene and opaques; Thin section is carbon coated (C. Eichler)

GRD025MT1: Slide 2 (Scrap): Very thin acicular plagioclase? crystals in a matrix of granular pyroxene and a few opaques (C. Eichler)

Documents:

N/A

References:

N/A

Geological Teaching Collection

Geological Teaching Collection

IGSN: GRD025MS0 Sample ID: ERDC-27D-1 Permalink