GRD040GS0
19-64
Gneiss
Precambrian › Proterozoic › Paleoproterozoic › Statherian
1600.0
-
1800.0
0
Ritter 154 › Cabinet 29 › Drawer J
-
Granitic Gneiss. Foliated. K-spar dominant.
-
Boulder Creek Batholith
Colorado
on 119, about 1 mile NE of Castle Rock
Latitude: 39.993°
Longitude: -105.4167°
N/A
N/A
USGSProfPaper1101.pdf
(15.2 MB)
Specimen 359 - Modal analysis table 9 p 36.