Sample R15

NavDat sample number 34920

Sample

Sample ID	R15
Rock type	VOLCANIC
Material	IGNEOUS

Location

Latitude	34.344
Longitude	-109.744
State / province	Arizona
Volcanic field	Springerville

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
4		0.5	9

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	49.55		WT%	XRF
TIO2	1.71		WT%	XRF
AL2O3	17.16		WT%	XRF
FE2O3	11.35		WT%	XRF
MNO	0.18		WT%	XRF
MGO	6.04		WT%	XRF
CAO	10.54		WT%	XRF
NA2O	3.21		WT%	XRF
K2O	0.83		WT%	XRF
P2O5	0.26		WT%	XRF

References

Condit, Christopher D (1995) DDM-SVF; a prototype dynamic digital map of the Springerville volcanic field, Arizona. GSA Today, vol.5, no.4, pp.69, 87-88, Apr 1995