Sample DS88-52

NavDat sample number 51031 · RHYOLITE

Sample

Sample ID	DS88-52
Rock name	RHYOLITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	46.2872
Longitude	-121.92
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
19		5	34

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	74.76		WT%	UNKNOWN
TIO2	0.17		WT%	UNKNOWN
AL2O3	13.91		WT%	UNKNOWN
FEOT	2.34		WT%	UNKNOWN
MNO	0.05		WT%	UNKNOWN
MGO	0.45		WT%	UNKNOWN
CAO	1.11		WT%	UNKNOWN
NA2O	4.48		WT%	UNKNOWN
K2O	2.72		WT%	UNKNOWN
P2O5	0		WT%	UNKNOWN
TOTAL	99.46		WT%	UNKNOWN
LOI	1.42		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/