Analcime Value, Price, and Jewelry Information
Large colorless crystals of Analcime are a great rarity although small transparent crystals are abundant. Faceted gems are extremely rare and seldom seen even in large collections. The hardness is marginal for wear, but the mineral has no cleavage and should present no difficulties in cutting.
Optics: Isotropic; N = 1.479-1.493.
Occurrence: Secondary mineral in basic igneous rocks; also in sedimentary rocks such as siltstones and sandstones. Washington, Oregon, and California (Columbia Plateau area).
Houghton County, Michigan.
New Jersey: Watchung basalt flows.
India: Deccan Plateau.
Nova Scotia: Bay of Fundy area.
Mt. Ste. Hilaire, Quebec, Canada.
Also Scotland, Ireland, Iceland, Norway, Italy, Czechoslovakia, Germany, Australia.
Comments: Large colorless crystals of Analcime are a great rarity although small transparent crystals are abundant. Faceted gems are extremely rare and seldom seen even in large collections. The hardness is marginal for wear, but the mineral has no cleavage and should present no difficulties in cutting.
Name: From the Greek analkis, meaning weak, because of the weak electric charge analcime develops when it is rubbed.
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