Marin Mineral
Mixed Minerals
June 1, 2023  ·  12 specimens

AU505 - Amethyst on Quartz  sold

Gairo, Dodoma, Tanzania
Miniature - 4 x 3.5 x 2.5 cm



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Amethyst on Quartz Amethyst on Quartz Amethyst on Quartz Amethyst on Quartz

Cluster of 6 bright purple Amethyst crystals in linear formation on white Quartz. The Amethyst are in perfect condition with deep color. This one has alot of character (better than photos)!


AU506 - Spinel  sold

Mahenge, Morogoro, Tanzania
Miniature - 3.3 x 2.8 x 2.5 cm



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Spinel Spinel Spinel Spinel

Two octahedral pink Spinel crystals in matrix. The top Spinel is 1.1cm wide and highly transparent - you can see right through it to the matrix.


AU507 - Lazulite with Quartz  sold

Rapid Creek, Yukon, Canada
Small Cabinet - 5.5 x 5 x 4.5 cm



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Lazulite with Quartz Lazulite with Quartz Lazulite with Quartz

Deep blue Lazulite crystals with transparent Quartz crystals from this well known and remote phosphate locality in the Yukon. Not only is this piece loaded with crystals with a nice overall shape, it has big crystals with individual Lazulites to 1.5cm in size.


AU508 - Calcite  sold

Tsumeb, Namibia
Miniature - 4.2 x 3.5 x 3 cm



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Calcite Calcite Calcite Calcite

An amazingly sharp, well formed and complete Calcite crystal from Tsumeb featuring large, flat faces all around. It's translucent to transparent and some green Duftite and red Dolomite can be seen on the bottom. A really beautiful, high quality crystal. Comes mounted on a Lucite display stand.


AU509 - Saleeite  sold

Ranger Mine, Kakadu, Northern Territory, Australia
Miniature - 3.5 x 2.5 x 2 cm



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Saleeite Saleeite Saleeite Saleeite

Bright greenish yellow crystals of Saleeite featuring a robust central crystal cluster 2cm wide. The Ranger Mine is a uranium mine located in the Kakadu National Park east of Darwin and has produced what are considered the world's best Saleeite specimens.


AU512 - Aquamarine  sold

Skardu District, Pakistan
Small Cabinet - 7.5 x 5 x 4 cm



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Aquamarine Aquamarine Aquamarine Aquamarine

Gem quality blue Aquamarine with Quartz and Muscovite from Pakistan. This in a older specimen with an uncommon tabular habit. The crystal is 3cm wide and 2.2cm thick. The Muscovite is greenish and translucent. Pristine.


AU513 - Bustamite  sold

Broken Hill, New South Wales, Australia
Miniature - 3.5 x 2.8 x 1.5 cm



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Bustamite Bustamite Bustamite Bustamite

Single crystal of translucent Bustamite from Broken Hill. It's well terminated with better than average color and translucency. It has typical dimpled, textured surface features and is complete all around and undamaged with the exception of one missing edge.


AU514 - Wulfenite   $4,000  available

Mezica, Slovenia
Cabinet - 11 x 7.5 x 7 cm



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Wulfenite Wulfenite Wulfenite Wulfenite

Cluster of interconnected orange Wulfenite crystals from Mezica, Slovenia (likely from the Staro Igrcevo Mine). There are 3 generations of Wulfenite on this large specimen, starting with thinner, more yellow bladed Wulfenite on the base, followed by thicker, tabular orange crystals. A third generation of sharp pyramidal form grew vertically off the faces of the second generation tabular crystals.

AU515 - Cassiterite, Schorl on Manganotantalite  sold

Dara-e-Pech, Kunar, Afghanistan
Miniature - 5 x 3.5 x 2.5 cm



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Cassiterite, Schorl on Manganotantalite Cassiterite, Schorl on Manganotantalite Cassiterite, Schorl on Manganotantalite Cassiterite, Schorl on Manganotantalite

Uncommon old specimen featuring a 3.2cm twinned Cassiterite crystal and black Schorl attached to a Manganotantalite crystal. The Cassiterite is complete all around and the Schorl has typical flat termination faces on one end and a more fibrous termination on the other end. A fine and rarely seen combo piece for this locality.


AU516 - Zincite (crystal!) with Franklinite  sold

Franklin, New Jersey, USA
Thumbnail - 3 x 2.4 x 2.2 cm



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Zincite (crystal!) with Franklinite Zincite (crystal!) with Franklinite Zincite (crystal!) with Franklinite

Rare crystal (or possible conglomerate of crystals) of red Zincite with attached black Franklinite. Though crude in form, small crystal faces can be seen on the Zincite and any crystal of Zincite is very rare to find.


AU517 - Tremolite  sold

Merelani Hills, Arusha, Tanzania
Small Cabinet - 7 x 3.5 x 3 cm



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Tremolite Tremolite Tremolite

A cluster of vivid green, doubly-terminated Tremolite crystals stacked like logs atop a small amount of matrix. Merelani Tremolite is the world's best for species but usually occurs only as single crystals. This is a rare, sizable matrix specimen of multiple crystals.


M846 - Sanidine  sold

Itrongay, Betroka, Anosy Region, Madagascar
Thumbnail - 3 x 3 x 2 cm



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Sanidine Sanidine Sanidine Sanidine

Feldspar is a mineral not usually known for fine collector gem crystals, but at this locality in Madagascar, amazing water clear crystals are sometimes found. This is a thick, gemmy crystal in good condition (edge chipping present). The crystal is well terminated and has four smooth, flat prism faces. The crystal has a good yellow coloration and is internally transparent. Weighs 34.68 grams.


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