Sample 22-10A

NavDat sample number 58118 · DACITE

Sample

Sample ID	22-10A
Rock name	DACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	34.825
Longitude	-116.309
State / province	CALIFORNIA

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
18		17	20

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
SIO2	64.3		WT%	INAA
TIO2	0.94		WT%	INAA
AL2O3	16.5		WT%	INAA
NA2O	4.28		WT%	INAA
K2O	2.98		WT%	INAA
P2O5	0.21		WT%	INAA
BA	956		PPM	INAA
ND	24.73		PPM	INAA
RB	101		PPM	INAA
SR	597		PPM	INAA
SM	4.507		PPM	INAA
ND143_ND144	0.512449			TIMS
PB206_PB204	19.11			TIMS
PB207_PB204	15.66			TIMS
PB208_PB204	39.18			TIMS
SR87_SR86	0.70814			TIMS

References

Miller, Jonathan S; Glazner, Allen F; Farmer, G Lang; Suayah, IsmailB; Keith, Lori A (2000) A Sr, Nd, and Pb isotopic study of mantle domains and crustalstructure from Miocene volcanic rocks in the Mojave Desert,California. Geological Society of America Bulletin, vol.112, no.8, pp.1264-1279,Aug 2000 doi:10.1130/0016-7606(2000)112<1264:ASNAPI>2.0.CO;2