Sample Mc-15

NavDat sample number 32221 · GRANODIORITE

Sample

Sample ID	Mc-15
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	37.2617
Longitude	-119.943
Location	Fine Gold
State / province	California
Pluton	Knowles Granodiorite

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
114		102.6	125.4

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	73.4		WT%	RAPID_ROCK
TIO2	0.13		WT%	RAPID_ROCK
AL2O3	15.2		WT%	RAPID_ROCK
FE2O3	0.18		WT%	RAPID_ROCK
FEO	0.94		WT%	RAPID_ROCK
MNO	0.02		WT%	RAPID_ROCK
MGO	0.48		WT%	RAPID_ROCK
CAO	2.26		WT%	RAPID_ROCK
NA2O	3.98		WT%	RAPID_ROCK
K2O	2.4		WT%	RAPID_ROCK
P2O5	0.07		WT%	RAPID_ROCK

References

Bateman, Paul C; Dodge, Franklin C W; Bruggman, Peggy E (1984) Major oxide analyses, CIPW norms, modes, and bulk specific gravities of plutonic rocks from the Mariposa 1 degrees by 2 degrees sheet, central Sierra Nevada, California. Open-File Report - U. S. Geological Survey, Report: OF 84-0162, 59 pp., 1984