Marin Mineral
Mixed Minerals
October 14, 2020  ·  7 specimens

CT712 - Titanite with Melanite  sold

MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA
Small Cabinet - 7.5 x 7.5 x 2.5 cm



(click on an image to enlarge)

Titanite with Melanite Titanite with Melanite Titanite with Melanite Titanite with Melanite Titanite with Melanite

Pink Titanite (Sphene) crystals associated with black Andradite var. Melanite. This is one of only a handful of specimens found decades ago and a true rarity for a California or San Benito Co. collector. Ex. Chuck Trantham collection, collected by Chuck and Al McGuinness in 1982.


CT569 - Chambersite  sold

Venice Salt Dome, Lousiana, USA
Thumbnail - 0.4 x 0.4 x 0.4 cm



(click on an image to enlarge)

Chambersite Chambersite Chambersite Chambersite

Complete and undamaged tetrahedron of Chambersite, a rare mineral found in salt formations in a small number of localities worldwide. One tip is slightly shorter and divided into 3 separate termiantion faces. Translucent 'Amethyst' purple in color and collected by Fred Pough in 1970. Ex. Chuck Trantham collection.


CT611 - Chambersite  sold

Venice Salt Dome, Lousiana, USA
Thumbnail - 0.6 x 0.6 x 0.6 cm



(click on an image to enlarge)

Chambersite Chambersite Chambersite

Complete and undamaged tetrahedron of Chambersite, a rare mineral found in salt formations in a small number of localities worldwide. Translucent purple in color and collected by Fred Pough in 1970. Ex. Chuck Trantham collection.


CT325 - Cassiterite  sold

Bisesero, Rwanda
Thumbnail - 1.8 x 1.3 x 1.1 cm



(click on an image to enlarge)

Cassiterite Cassiterite Cassiterite Cassiterite

Lustrous, well formed single Cassiterite crystal. Uncommon specimen from the Chuck Trantham collection.


CT174 - Rutile  sold

Diamantina, Minas Gerais, Brazil
Thumbnail - 2 x 1.1 x 0.8 cm



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Rutile Rutile Rutile Rutile

Double-terminated Rutile crystal attached to another terminated Rutile crystal. Undamaged fine crystal. Ex. Chuck Trantham collection.


CT193 - Argentite   $150  available

Rayas Mine, Guanajuato, Mexico
Thumbnail - 1.5 x 1.2 x 1 cm



(click on an image to enlarge)

Argentite Argentite Argentite

Cubic Argentite crystals to 1cm. Mounted on a peg in a Perky box. Ex. Chuck Trantham collection.


CT470 - Topaz  sold

Tepetate, Mun. de Villa de Arriaga, San Luis Potosi, Mexico
Thumbnail - 2.5 x 2.5 x 1.4 cm



(click on an image to enlarge)

Topaz Topaz Topaz

Fine quality pair of Topaz crystals. Well terminated with great color. A couple minor tiny edge nicks, otherwise undamaged. Ex. Chuck Trantham collection.


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