Sample R8-1-40

NavDat sample number 36719 · ANDESITE

Sample

Sample ID	R8-1-40
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	38.1283
Longitude	-116.102
Location	Reveille Range
State / province	Nevada

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
4.3		3.87	4.73

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	55.71		WT%	ICP
TIO2	0.44		WT%	ICP
AL2O3	15.93		WT%	ICP
FE2O3	6.86		WT%	ICP
FEO	6.17		WT%	ICP
MNO	0.17		WT%	ICP
MGO	0.47		WT%	ICP
CAO	4.6		WT%	ICP
NA2O	5.98		WT%	ICP
K2O	5.33		WT%	ICP
P2O5	0.17		WT%	ICP
LOI	2.57		WT%	ICP
TOTAL	98.23		WT%	ICP
CE	137		PPM	INAA
RB	95.2		PPM	MS-ID
SR	79		PPM	MS-ID

References

Yogodzinski, G M; Naumann, T R; Smith, E I; Bradshaw, T K; Walker, J D (1996) Evolution of a mafic volcanic field in the central Great Basin, south central Nevada. Journal of Geophysical Research, B, Solid Earth and Planets. 101; 8, Pages 17,425-17,445. 1996. doi:10.1029/96JB00816