Sample 82-72f

NavDat sample number 22470 · BASALT

Sample

Sample ID	82-72f
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	41.5053
Longitude	-121.644
Location	Giant Crater Lava Field
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
1.0105		0.90945	1.11155

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	47.7		WT%	XRF
AL2O3	18.5		WT%	XRF
FEO	8.2		WT%	XRF
MGO	10.52		WT%	XRF
CAO	12.02		WT%	XRF
NA2O	2.16		WT%	XRF
K2O	0.07		WT%	XRF
TIO2	0.59		WT%	XRF
P2O5	0.06		WT%	XRF
MNO	0.15		WT%	XRF
TOTAL	100.72		WT%	XRF
LOI	0.01		WT%	XRF
RB	1		PPM	XRF
SR	180		PPM	XRF
Y	17		PPM	XRF
ZR	48		PPM	XRF
BA	29		PPM	XRF
NI	245		PPM	XRF
LA	1.38		PPM	MS-ID
CE	3.82		PPM	MS-ID
ND	3.56		PPM	MS-ID
SM	1.32		PPM	MS-ID
EU	0.6		PPM	MS-ID
GD	2.04		PPM	MS-ID
DY	2.55		PPM	MS-ID
ER	1.68		PPM	MS-ID
YB	1.56		PPM	MS-ID

References

Donnelly-Nolan, Julie M; Champion, Duane E; Grove, Timothy L; Baker,Michael B; Taggart, Joseph E, Jr; Bruggman, Peggy E (1991) The Giant Crater lava field; geology and geochemistry of acompositionally zoned, high-alumina basalt to basaltic andesiteeruption at Medicine Lake Volcano, California. Journal of Geophysical Research, vol.96, no.B13, pp.21,843-21,863, 10Dec 1991 doi:10.1029/91JB01901