Gem-name guide / Mineral species

Leucite

K(AlSi₂O₆)

Leucite has been documented as gem material by GIA. The linked mineral record provides its IMA chemistry and recognition references; gem-quality examples are a subset of the mineral species.

Material or mineral family: Leucite
Name classification: Mineral species

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Names describe materials, not the authenticity, treatment, provenance or quality of a particular specimen. Physical properties vary for mixed materials; values absent from this guide have not been estimated.

Reference snapshot: September 2026. Source dates and uncertainties are retained in the record.