Sample RDb-58

NavDat sample number 32240 · GRANODIORITE

Sample

Sample ID	RDb-58
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	37.1917
Longitude	-119.81
Location	Fine Gold
State / province	California
Pluton	Knowles Granodiorite

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
112		100.8	123.2

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	72.1		WT%	RAPID_ROCK
TIO2	0.25		WT%	RAPID_ROCK
AL2O3	16		WT%	RAPID_ROCK
FE2O3	0.44		WT%	RAPID_ROCK
FEO	1.4		WT%	RAPID_ROCK
MNO	0.03		WT%	RAPID_ROCK
MGO	0.62		WT%	RAPID_ROCK
CAO	2.8		WT%	RAPID_ROCK
NA2O	4		WT%	RAPID_ROCK
K2O	2.2		WT%	RAPID_ROCK
P2O5	0.12		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