| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Oregon > Pentagonite with Heulandite |
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| 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 |
| Archived: | For reference only |
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