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MordeniteMordenite

Mordenite Value, Price, and Jewelry Information


Compact, fibrous material is cabbed because the fibers provide a chatoyancy that sometimes yields weak catseyes. Coloration in the material is due to staining. This is a relatively unexciting mineral, and gems are equally uninspiring. Nevertheless, it has been reported as being cut for collectors.

HomeGemstonesMordenite Value, Price, and Jewelry Information
By Joel E. Arem, Ph.D., FGA, updated on

Occurrence: In veins and cavities in igneous rocks; also forms as hydration product of natural glasses.

California; Idaho; Utah; Colorado; Wyoming.

Nova Scotia; Canada; Scotland; Iceland; Italy; India: Russia; Japan; New Zealand.

Comments: Compact, fibrous material is cabbed because the fibers provide a chatoyancy that sometimes yields weak catseyes. Coloration in the material is due to staining. This is a relatively unexciting mineral, and gems are equally uninspiring. Nevertheless, it has been reported as being cut for collectors.

Name: From the locality at Morden, King's County, Nova Scotia, where first found.

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