Sample 85-58

NavDat sample number 130042 · ANDESITE

Sample

Sample ID	85-58
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	41.352
Longitude	-122.689
Location	MT. SHASTA
State / province	CALIFORNIA

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.045		0.01	0.08

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
SIO2	59.85		WT%	XRF
TIO2	0.71		WT%	XRF
AL2O3	16.6		WT%	XRF
FE2O3	2.05		WT%	XRF
FEO	3.22		WT%	XRF
MNO	0.1		WT%	XRF
MGO	4.13		WT%	XRF
CAO	6.68		WT%	XRF
NA2O	3.67		WT%	XRF
K2O	1.5		WT%	XRF
P2O5	0.24		WT%	XRF
LOI	0.78		WT%	XRF
NI	37		PPM	XRF
CR	85		PPM	XRF
V	130		PPM	XRF
ZN	59		PPM	XRF
RB	33		PPM	XRF
SR	703		PPM	XRF
BA	490		PPM	XRF
Y	18		PPM	XRF
ZR	123		PPM	XRF
SR87_SR86	0.703655			TIMS
ND143_ND144	0.512884			TIMS

References

Grove, T L; Parman, S W; Bowring, S A; Price, R C; Baker, M B (2002) The role of an H (sub 2) O-rich fluid component in the generation of primitive basaltic andesites and andesites from the Mt. Shasta region, N California. Contributions to Mineralogy and Petrology, vol.142, no.4, pp.375-396, Jan 2002