Analytical method: XRF

Technique	XRF
Material	WHOLE ROCK
Mineral	none
Institution	U.S. GEOLOGICAL SURVEY, MENLO PARK DIVISION, MENLO PARK, CA 94025, USA
Reference	Evarts, Russell C; Dinterman-Philip (compiler); Block-Jessica (compiler) (2004) Geologic map of the Ridgefield Quadrangle, Clark and Cowlitz Counties, Washington. Scientific Investigations Map. 2004.

Samples analysed with this method