Uruguayan amethyst cut base (A) — natural, Uruguay

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A Uruguayan amethyst with polished edges and a cut, flat base, so it stands upright as a display piece. Uruguay produces some of the world's finest amethyst, and its deep violet co mes from trace iron and natural irradiation as the crystals grew slowly in volcanic cavities. Mineral: Amethyst (quartz, SiO₂)Crystal system: TrigonalOrigin: UruguayHardness: 7 on the Mohs scale; durable and easy to handleTreatment: NoneDimensions: 6.89 × 7.67 × 8.45 cmWeight: 520 g You'll receive the exact piece photographed. Show more