Mine detail: Meyer Group Mine

Previously called 'BeckyMucketWhite HillsMoon WalkBlack Hope,'

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Location

Lat / long:

41.81431, -119.0613

Resource(N)

Primary:	Gemstone
Ore:	Opal
Gangue:	Gypsum, Petrified Wood
Orebody form:	BLANKET
Discovery year:	1954

Production

Operation type:	Unknown
Deposit type:	Sedimentary
Production size:	Small
Development status:	Past Producer
First production started:	1969

Geology

Host type:	Sandstone,Tuff,Volcanic Ash
Alteration processes:	Montmorillonite Clay

References

MRDS	M232675
DEP	10045023
Reference	CATHRALL, J.B., ET AL, 1978, MINERAL RESOURCES OF THE CHARLES SHELDON WILDERNESS STUDY AREA; USGS OPEN FILE REPORT 78-1002
Reporter	La Pointe, D.D.