Marin Mineral
Mixed Minerals
April 1, 2017  ·  9 specimens

T490 - Tsavorite  sold

Merelani Hills, Arusha, Tanzania
Thumbnail - 2 x 1.8 x 1.3 cm



(click on an image to enlarge)

Tsavorite Tsavorite Tsavorite

Jewel-like crystals of Tsavorite on a Graphite matrix. The Tsavorites have excellent color and are transparent and undamaged. The main cluster is 2 intergrown crystals that together are 1.2cm wide.


T491 - Tourmaline  sold

Santa Rosa Mine, Minas Gerais, Brazil
Miniature - 4.1 x 1.3 x 1.1 cm



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Tourmaline Tourmaline

Fantastically colored Tourmaline crystal of light blue over a pink/red core. Undamaged with a partial crystal attached near the base. Weighs 13.5 grams.


T492 - Tanzanite  sold

Merelani Hills, Arusha, Tanzania
Miniature - 3.6 x 2.2 x 2 cm



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Tanzanite Tanzanite Tanzanite

Gem quality Tanzanite crystal with attached Graphite, Calcite, and Diopside. One micro nick on one edge, otherwise perfect and undamaged. Natural, unheated crystal with particularly good aesthetics.


T493 - Stibiotantalite  sold

Skardu, Pakistan
Thumbnail - 2.2 x 1.2 x 1 cm



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Stibiotantalite Stibiotantalite Stibiotantalite

Rare yellow crystal of Stibiotantalite. Though unterminated, these yellow crystals are very uncommon and this is only the first I've owned. Translucent and undamaged, though the top is a contact face.


T496 - Brucite  sold

Killa Saifullah, Balochistan, Pakistan
Miniature - 5 x 3.5 x 2.5 cm



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Brucite Brucite

Thin growths of solid Brucite from a new find that grades from white to bright lemon yellow. Crystallized on front and backside with some attached matrix. Undamaged.


T499 - Chrome Tourmaline  sold

Landanai, Tanzania
Thumbnail - 1.4 x 1.1 x 1 cm



(click on an image to enlarge)

Chrome Tourmaline Chrome Tourmaline

Paticularly fine quality chrome tourmaline crystal (chromium or vandium rich Dravite) with top color and good transparency. Undamaged.


T500 - Chrome Tourmaline  sold

Landanai, Tanzania
Thumbnail - 1.2 x 0.9 x 0.9 cm



(click on an image to enlarge)

Chrome Tourmaline Chrome Tourmaline Chrome Tourmaline Chrome Tourmaline

Paticularly fine quality chrome tourmaline crystal (chromium or vandium rich Dravite) with top color and good transparency. one tiny (1mm or less) chip on one edge, otherwise undamaged.


T501 - Amethyst  sold

Madagascar
Small Cabinet - 5.2 x 3.7 x 1.8 cm



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Amethyst Amethyst Amethyst Amethyst

Double-sceptered Japan-law twin Quartz. Milky Quartz with Amethyst tips. Nearly a floater with just a tiny point of contact on the bottom. I found two small chips, otherwise it's undamaged and crystallized all around.


T502 - Prehnite  sold

Jeffrey Mine, Asbestos, Quebec, Canada
Thumbnail - 2.8 x 2.5 x 1.7 cm



(click on an image to enlarge)

Prehnite Prehnite Prehnite

Purple tipped Prehnite crystals. Crystals to 1.3 cm tall. Some crystals are broken off the cluster.


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