Sample 12

NavDat sample number 1005 · BASALT

Sample

Sample ID	12
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	44.622
Longitude	-122.044
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
4		2	7

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	55.11		WT%	UNKNOWN
TIO2	1.19		WT%	UNKNOWN
AL2O3	18.14		WT%	UNKNOWN
FEOT	7.86		WT%	UNKNOWN
MNO	0.22		WT%	UNKNOWN
MGO	4.32		WT%	UNKNOWN
CAO	7.58		WT%	UNKNOWN
NA2O	3.72		WT%	UNKNOWN
K2O	1.19		WT%	UNKNOWN
P2O5	0.66		WT%	UNKNOWN
TOTAL	99.84		WT%	UNKNOWN
LOI	0.88		WT%	UNKNOWN

References

Thayer, Thomas Prence (1937) Petrology of later Tertiary and Quaternary rocks of the north-central Cascade Mountains in Oregon, with notes on similar rocks in western Nevada. Geological Society of America Bulletin. 48; 11, Pages 1611-1651. 1937.