Sample DB-82-741

NavDat sample number 50992 · TUFF

Sample

Sample ID	DB-82-741
Rock name	TUFF
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	47.0317
Longitude	-121.302
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
25		23	27

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	61		WT%	UNKNOWN
TIO2	0.89		WT%	UNKNOWN
AL2O3	19.12		WT%	UNKNOWN
FEOT	4.96		WT%	UNKNOWN
MNO	0.1		WT%	UNKNOWN
MGO	2.81		WT%	UNKNOWN
CAO	6.03		WT%	UNKNOWN
NA2O	4.05		WT%	UNKNOWN
K2O	0.81		WT%	UNKNOWN
P2O5	0.23		WT%	UNKNOWN
TOTAL	100.83		WT%	UNKNOWN
LOI	4.07		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/