Sample DS91-47

NavDat sample number 51069 · PYROCLASTIC-FALL

Sample

Sample ID	DS91-47
Rock name	PYROCLASTIC-FALL
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	46.4653
Longitude	-121.636
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	73.61		WT%	UNKNOWN
TIO2	0.34		WT%	UNKNOWN
AL2O3	14.52		WT%	UNKNOWN
FEOT	3.08		WT%	UNKNOWN
MNO	0.07		WT%	UNKNOWN
MGO	0.4		WT%	UNKNOWN
CAO	5.89		WT%	UNKNOWN
NA2O	1.26		WT%	UNKNOWN
K2O	0.77		WT%	UNKNOWN
P2O5	0.07		WT%	UNKNOWN
TOTAL	99.77		WT%	UNKNOWN
LOI	11.3		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/