AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Oregon > Pentagonite with Heulandite

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Pentagonite with Heulandite from Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)

 
Pentagonite with Heulandite from Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)

Pentagonite with Heulandite from Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)

Pentagonite with Heulandite from Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)

DESCRIPTION:No. 57943
Mineral:Pentagonite with Heulandite
Locality:Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)
Description:Lustrous transparent blue pentagonite crystals to 0.4 mm with transparent colorless heulandite crystals to 1.0 mm. Many of the pentagonite crystals are included within the heulandite crystals. Ex. Joe Cilen (1916-1997) #5643, originally acquired from R. Tschernich in 1973
Overall Size:27x23x12 mm
Crystals:0.2-1.0 mm
Status: Sold - Posted here for reference only
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