Sample MC1a

NavDat sample number 11754 · BASALT

Sample

Sample ID	MC1a
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS
Collected by	Turrin, Brent D.

Location

Latitude	35.3078
Longitude	-115.775
Location	Cima Field
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
3.8		3.71	3.95

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	50.1		WT%	XRF
TIO2	2.5		WT%	XRF
AL2O3	17.6		WT%	XRF
FEO	10.6		WT%	XRF
MNO	0.2		WT%	XRF
MGO	3.7		WT%	XRF
CAO	8		WT%	XRF
NA2O	4.8		WT%	XRF
K2O	1.8		WT%	XRF
P2O5	0.7		WT%	XRF
TOTAL	100		WT%	XRF
BA	270		PPM	XRF
CR	21		PPM	XRF
NB	36		PPM	XRF
NI	29		PPM	XRF
RB	33		PPM	XRF
SR	601		PPM	XRF
V	197		PPM	XRF
Y	37		PPM	XRF
ZR	343		PPM	XRF
LA	32		PPM	XRF

References

Turrin, Brent D; Dohrenwend, John C; Drake, Robert E; Curtis, Garniss H (1985) K-Ar ages from the Cima volcanic field, eastern Mojave Desert, California. Isochron/West. 44; Pages 9-16. 1985.