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Offretite from
Rock Island Dam, Douglas County, Washington, USA


05749900017366905917187.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
04962820017646848668375.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
04166960017646848671547.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
05534290017646848689995.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
02026130017646848701399.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
09619700017361189829372.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
00014730017361189844582.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
03302260017643155674937.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
05749900017366905917187.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
07031300017361021617355.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
00596190017272016629735.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
06214020017646848706807.jpg
Offretite, etc.

Rock Island Dam, Douglas County, Washington, USA
Locality type:Dam
Classification
Species:Offretite
Formula:KCaMg(Si13Al5)O36 · 15H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Erionite-K9
Clinoptilolite-Ca3
Phillipsite-K3
Paulingite-K2
Data
Mineral Data:Click here to view Offretite data
Locality Data:Click here to view Rock Island Dam, Douglas County, Washington, USA
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:96460
Long-form Identifier:1:3:96460:1
GUID (UUID V4):0
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
Tschernich, Rudy D., Wise, W. S. (1982) Paulingite: variations in composition. American Mineralogist, 67. 799-803
 
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