Sample I-76

NavDat sample number 5723 · PYROCLASTIC-FLOW

Sample

Sample ID	I-76
Rock name	PYROCLASTIC-FLOW
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	42.107
Longitude	-114.839
State / province	Idaho
Volcanic field	Cougar Point Tuff, first cooling unit

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
11.6		10.5	12.7

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	72.05		WT%	UNKNOWN
AL2O3	11.04		WT%	UNKNOWN
FE2O3	3.18		WT%	UNKNOWN
FEO	1.22		WT%	UNKNOWN
MGO	0.26		WT%	UNKNOWN
CAO	0.86		WT%	UNKNOWN
NA2O	2.31		WT%	UNKNOWN
K2O	5.84		WT%	UNKNOWN
H2O	2.98		WT%	UNKNOWN
CO2	0.04		WT%	UNKNOWN
TIO2	0.36		WT%	UNKNOWN
P2O5	0.08		WT%	UNKNOWN
MNO	0.04		WT%	UNKNOWN
TOTAL	100.27		WT%	UNKNOWN

References

Citron, Gary P (1976)