Sample RWT92-82

NavDat sample number 50978 · DACITE

Sample

Sample ID	RWT92-82
Rock name	DACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	47.0633
Longitude	-121.617
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
32		28	36

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	66.28		WT%	UNKNOWN
TIO2	0.73		WT%	UNKNOWN
AL2O3	15.96		WT%	UNKNOWN
FEOT	5.23		WT%	UNKNOWN
MNO	0.12		WT%	UNKNOWN
MGO	1.16		WT%	UNKNOWN
CAO	3.07		WT%	UNKNOWN
NA2O	4.76		WT%	UNKNOWN
K2O	2.54		WT%	UNKNOWN
P2O5	0.16		WT%	UNKNOWN
TOTAL	100.23		WT%	UNKNOWN
LOI	5.08		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/