Sample KO-82-50

NavDat sample number 50989 · RHYOLITE

Sample

Sample ID	KO-82-50
Rock name	RHYOLITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	47.1033
Longitude	-121.697
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
14		5	24

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	74.1		WT%	UNKNOWN
TIO2	0.41		WT%	UNKNOWN
AL2O3	13.59		WT%	UNKNOWN
FEOT	2.11		WT%	UNKNOWN
MNO	0.04		WT%	UNKNOWN
MGO	0.37		WT%	UNKNOWN
CAO	1.23		WT%	UNKNOWN
NA2O	3.58		WT%	UNKNOWN
K2O	4.5		WT%	UNKNOWN
P2O5	0.08		WT%	UNKNOWN
TOTAL	99.55		WT%	UNKNOWN
LOI	1.48		WT%	UNKNOWN

References

Smith, Steven M National Geochemical Database?eformatted Data from the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) Program. http://pubs.usgs.gov/of/1997/ofr-97-0492/