GRD00MHS0
110-CB 57b
Feldspathic Sandstone
Paleozoic › Cambrian
488.0
-
542.0
1
Ritter 154 › Cabinet 17 › Drawer E
-
Original label: Basal Tapeats. Tonto Group, Middle Cambrian.
-
-
Arizona
Bright Angel Trail, Grand Canyon
Latitude: 36.1°
Longitude: -112.1°
-
-
2.5
plane
-
2.5
crossed
-
scan
crossed
GRD00MHT0: 85% subrounded quartz, 10% potassium feldspar, 5% opaques. Carbonate matrix. Occasional mica. (C. Eichler)
N/A
N/A