Sample 457MN

NavDat sample number 34668

Sample

Sample ID	457MN
Rock type	VOLCANIC
Material	IGNEOUS

Location

Latitude	34.3859
Longitude	-109.888
State / province	Arizona
Volcanic field	Springerville

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
1.78		1.56	2

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	48.2		WT%	XRF
TIO2	1.32		WT%	XRF
AL2O3	14.89		WT%	XRF
FE2O3	11.9		WT%	XRF
MNO	0.17		WT%	XRF
MGO	9.02		WT%	XRF
CAO	10.1		WT%	XRF
NA2O	2.43		WT%	XRF
K2O	0.56		WT%	XRF
P2O5	0.22		WT%	XRF
LOI	0.87		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