Sample "JGS-74, amphibole 1"

NavDat sample number 38280 · ANDESITE

Sample

Sample ID	"JGS-74, amphibole 1"
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	41.3829
Longitude	-116.04
Location	Cow Canyon, Jerritt Canyon district, Independence Mountains
State / province	NEVADA
Formation	Paleozoic igneous rocks of northeastern Nevada
Location comment	Original data given in UTM

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
321.8		321.3	322.3

Analyses

No chemical analyses are stored for this sample.

References

Phinisey, J D; Hofstra, A H; Snee, L W; Roberts, T T; Dahl, A R; Loranger, R J (1995) Evidence for multiple episodes of igneous and hydrothermal activity and constraints on the timing of gold mineralization, Jerritt Canyon District, Elko County, Nevada. Pages 15-39. 1995.