Mixed Minerals — Marin Mineral

Mixed Minerals
August 22, 2025 · 8 specimens

R363 - Amethyst $125 available

Bochovice, Vysocina Region, Moravia, Czech Republic
Miniature - 5 x 4 x 3.0 cm

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Stout, glassy, deep purple Amethyst crystals from the Czech Republic. Good crystals from an uncommon locality.

R365 - Epidote $150 available

Naugas, Rehoboth, Namibia
Thumbnail - 3 x 1.7 x 1.3 cm

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Complete single deep forest green crystal of Epidote from Namibia. Crystallized all around with smooth, flat termination faces. Note that all the small indents along the edges of the termination faces are natural crystal growth and not damage.

R366 - Epidote $125 available

Naugas, Rehoboth, Namibia
Thumbnail - 2.7 x 1.8 x 1.2 cm

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Complete single deep forest green crystal of Epidote from Namibia. Crystallized all around with smooth, flat termination faces. This is an undamaged crystal (note that changes in surface luster on the termination face shown in the second photo make it appear like there may be damage, but it is not).

R367 - Feldspar sold

Vakinankarata Region, Antananarivo Prov., Madagascar
Small Cabinet - 7 x 5 x 3 cm

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Pearly-white crystals of Feldspar on matrix. The main crystal is 3cm long and well terminated. Crystals are undamaged.

R368 - Turquoise $200 available

Arizona, USA
Small Cabinet - 6 x 5 x 0.6 cm

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Cut and polished slab of rich blue Turquoise from Arizona. Polished on both sides.

R369 - Algodonite sold

Ahmeek Mine, Keweenaw Co., Michigan, USA
Small Cabinet - 8 x 4.0 x 2.5 cm

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Cut and polished nodule of white Calcite and the Copper arsenide mineral Algodonite. Heavy specimen filled with lots of Algodonite. Natural on the backside with the bright brassy metallic Algodinite showing all across the polished display face.

R371 - Sulfur $200 available

Maybee, Monroe Co., Michigan, USA
Miniature - 4.2 x 3 x 3 cm

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Large, complete single Sulfur crystal with a couple attached smaller crystals. This is a floater or near floater with crystal faces on all sides and in excellent condition.

R374 - Triplite sold

Braldu Valley, Skardu, Pakistan
Thumbnail - 1.5 x 1.2 x 0.6 cm

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Specimen of the rare mineral Triplite from Pakistan. Though not a good crystal, it's translucent and has excellent color and won't cost you four figures (good crystals cost well into the thousands of dollars even at this size).

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