Sample BLa-45

NavDat sample number 32565 · GRANITE

Sample

Sample ID	BLa-45
Rock name	GRANITE
Rock type	PLUTONIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	37.46
Longitude	-119.69
Location	Yosemite Valley
State / province	California
Pluton	Taft Leucogranite - Hogan Mountain pluton

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
100		90	110

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	74.6		WT%	RAPID_ROCK
TIO2	0.07		WT%	RAPID_ROCK
AL2O3	12.9		WT%	RAPID_ROCK
FE2O3	0.35		WT%	RAPID_ROCK
FEO	0.67		WT%	RAPID_ROCK
MNO	0.02		WT%	RAPID_ROCK
MGO	0.2		WT%	RAPID_ROCK
CAO	0.87		WT%	RAPID_ROCK
NA2O	2.9		WT%	RAPID_ROCK
K2O	4.24		WT%	RAPID_ROCK
P2O5	0.01		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