GRD02O9S0 - Geological Teaching Collection at Scripps

Record #3486 of 5779
GRD02O8S0 GRD02OAS0

IGSN:

GRD02O9S0

Sample ID:

Calif 1001A

Sample Type:

Diorite

Sample Age:

Mesozoic › Cretaceous
65.5 - 145.5

Number TS:

Storage:

Ritter 154 › Cabinet 3 › Drawer E

Modifiers:

Notes:

Original description: Hornblende diorite. 3/4 thin sections

Ancillary Data Notes:

Hand sample labelled 1009A

Series:

Location:

California
Glen Pass, Ridge Pass near Rae Lakes, Fresno county
Latitude: 36.789°
Longitude: -118.414°
3214.0 m a.s.l.

Photos:

Notes:

Micrographs:

Notes:

Slide 1: General texture of the sample.

Mag:

2.5

Polarized:

plane

Notes:

Slide 1: General texture of the sample. Note the euhedral core of the plagioclase.

Mag:

2.5

Polarized:

crossed

Notes:

Slide 1

Mag:

scan

Polarized:

crossed

Notes:

Slide 1

Mag:

scan

Polarized:

plane

Notes:

Slide 2

Mag:

scan

Polarized:

crossed

Notes:

Slide 2

Mag:

scan

Polarized:

plane

Notes:

Slide 3

Mag:

scan

Polarized:

crossed

Notes:

Slide 3

Mag:

scan

Polarized:

plane

Notes:

Slide 4

Mag:

scan

Polarized:

crossed

Notes:

Slide 4

Mag:

scan

Polarized:

plane

Thin Sections:

GRD02O9T0

GRD02O9T1

GRD02O9T2

GRD02O9T3: 60% plagioclase, many with overgrowths. 40% biotite. Trace opaque. (C. Eichler)

Documents:

N/A

References:

N/A

Geological Teaching Collection

Geological Teaching Collection

IGSN: GRD02O9S0 Sample ID: Calif 1001A Permalink