Marin Mineral Company - Selected Specimens

Selected Specimens

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CT670 - Calcite on Natrolite $ 180
Springfield Butte, Lane Co., Oregon, USA
small cabinet - 7 x 4 x 3 cm

(click on an image to enlarge)
Calcite on Natrolite from Springfield Butte, Lane Co., Oregon, USA [db_pics/pics/CT670a.jpg]

Calcite on Natrolite from Springfield Butte, Lane Co., Oregon, USA [db_pics/pics/CT670b.jpg]

Calcite on Natrolite from Springfield Butte, Lane Co., Oregon, USA [db_pics/pics/CT670c.jpg]

Calcite on Natrolite from Springfield Butte, Lane Co., Oregon, USA [db_pics/pics/CT670d.jpg]

Calcite on Natrolite from Springfield Butte, Lane Co., Oregon, USA [db_pics/pics/CT670e.jpg]

Elongated scalenohedral Calcite crystals atop white needles of Natrolite. Ex. Chuck Trantham collection and a beautiful example of a northwest USA zeolite, one of Chuck's specialties due to his geological work in the area. This was self collected by Chuck in 1962. Though he collected hundreds of specimens, this one was considered fine enough by Chuck to be saved in in his personal collection and comes with his hand written label.

CT650 - Liddicoatite $ 1800
Anjanabonoina, Madagascar
cabinet - 12.2 x 9 x 0.4 cm

(click on an image to enlarge)
Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/CT650a.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/CT650b.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/CT650c.jpg]

Cut and polished slice of Liddicoatite (a species of Tourmaline) from old finds in Madagascar. Cut parallel to the C-axis, the slice reveals the colorful interior of what would have appeared to otherwise be a dark crystal. Triangular color zoning of greens, blues, and purple. Well polished on both sides, weighs 87.09 grams.

CT657 - Thomasite $ 120
Amudika River, near Mirny, Yakutia, Siberia, Russia
thumbnail - 2.5 x 2 x 1.7 cm

(click on an image to enlarge)
Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT657a.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT657b.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT657c.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT657d.jpg]

Cluster of pink Thomasite from an obscure Russian locality. Ex. Chuck Trantham collection acquired by Chuck in 1992.

CT659 - Thomasite $ 120
Amudika River, near Mirny, Yakutia, Siberia, Russia
miniature - 3.2 x 2.2 x 1.8 cm

(click on an image to enlarge)
Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT659a.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT659b.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT659c.jpg]

Thomasite from Amudika River, near Mirny, Yakutia, Siberia, Russia [db_pics/pics/CT659d.jpg]

Cluster of pink Thomasite from an obscure Russian locality. Ex. Chuck Trantham collection acquired by Chuck in 1992.

CT687 - Erythrite $ 90
Bou Azzer, Morocco
thumbnail - 2.5 x 1.3 x 1 cm

(click on an image to enlarge)
Erythrite from Bou Azzer, Morocco [db_pics/pics/CT687a.jpg]

Erythrite from Bou Azzer, Morocco [db_pics/pics/CT687b.jpg]

Erythrite from Bou Azzer, Morocco [db_pics/pics/CT687c.jpg]

Erythrite from Bou Azzer, Morocco [db_pics/pics/CT687d.jpg]

Thumbnails sized Erythrite spceimn with a good isolated crystal on matrix.

CT682 - Tetrhedrite $ 1200
Peru
miniature - 4.5 x 3.5 x 3 cm

(click on an image to enlarge)
Tetrhedrite from Peru [db_pics/pics/CT682a.jpg]

Tetrhedrite from Peru [db_pics/pics/CT682b.jpg]

Tetrhedrite from Peru [db_pics/pics/CT682c.jpg]

Tetrhedrite from Peru [db_pics/pics/CT682d.jpg]

Tetrhedrite from Peru [db_pics/pics/CT682e.jpg]

Large single Tetrahedrite, 3.5cm with some smaller attached crystals. Excellent size and undamaged with a slight coating of Chalcopyrite in areas. Ex. Chuck Trantham collection.

CT664 - Smithsonite after Dolomite $ 125
Philadelpia Mine, Rush, Marion Co., Arkansas, USA
miniature - 3.5 x 2.5 x 1.5 cm

(click on an image to enlarge)
Smithsonite after Dolomite from Philadelpia Mine, Rush, Marion Co., Arkansas, USA [db_pics/pics/CT664a.jpg]

Smithsonite after Dolomite from Philadelpia Mine, Rush, Marion Co., Arkansas, USA [db_pics/pics/CT664b.jpg]

Smithsonite after Dolomite from Philadelpia Mine, Rush, Marion Co., Arkansas, USA [db_pics/pics/CT664c.jpg]

Smithsonite after Dolomite from Philadelpia Mine, Rush, Marion Co., Arkansas, USA [db_pics/pics/CT664d.jpg]

Smithsonite after Dolomite from Philadelpia Mine, Rush, Marion Co., Arkansas, USA [db_pics/pics/CT664e.jpg]

Bright yellow crystals of Smithsonite replacing Dolomite, with the curving form of the former Dolomite crystal clearly evident. The bright color is caused by inclusions of Greenockite. Ex. Chuck Trantham collection acquired by Chuck in 1992.

CT739 - Mellite $ 275
Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary
thumbnail - 3 x 2.7 x 2.2 cm

(click on an image to enlarge)
Mellite from Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary [db_pics/pics/CT739a.jpg]

Mellite from Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary [db_pics/pics/CT739b.jpg]

Mellite from Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary [db_pics/pics/CT739c.jpg]

Mellite from Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary [db_pics/pics/CT739d.jpg]

Fine single crystal of the unusual organic mineral Mellite, 2.7cm wide tip to tip, with smaller attached crystals. A seldom seen rarity that, according to Mindat, has been found in only 12 localities worldwide. It occurs as a secondary mineral in lignite deposits. The crystals are translucent, with light brown color and sharp form. Ex. Chuck Trantham collection acquired by Chuck in 1987.

A100 - Titanite with Melanite $ 150
MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA
small cabinet - 8 x 4.5 x 3 cm

(click on an image to enlarge)
Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/A100a.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/A100b.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/A100c.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/A100d.jpg]

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.

CT712 - Titanite with Melanite $ 250
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 from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/CT712a.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/CT712b.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/CT712c.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/CT712d.jpg]

Titanite with Melanite from MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA [db_pics/pics/CT712e.jpg]

CT174 - Rutile $ 180
Diamantina, Minas Gerais, Brazil
thumbnail - 2 x 1.1 x 0.8 cm

(click on an image to enlarge)
Rutile from Diamantina, Minas Gerais, Brazil [db_pics/pics/CT174a.jpg]

Rutile from Diamantina, Minas Gerais, Brazil [db_pics/pics/CT174b.jpg]

Rutile from Diamantina, Minas Gerais, Brazil [db_pics/pics/CT174c.jpg]

Rutile from Diamantina, Minas Gerais, Brazil [db_pics/pics/CT174d.jpg]

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

CT707 - Argentite with Silver $ 450
Potosi, Bolivia
miniature - 5 x 4 x 3 cm

(click on an image to enlarge)
Argentite with Silver from Potosi, Bolivia [db_pics/pics/CT707a.jpg]

Argentite with Silver from Potosi, Bolivia [db_pics/pics/CT707b.jpg]

Argentite with Silver from Potosi, Bolivia [db_pics/pics/CT707c.jpg]

Argentite with Silver from Potosi, Bolivia [db_pics/pics/CT707d.jpg]

Argentite with Silver from Potosi, Bolivia [db_pics/pics/CT707e.jpg]

Silver wires in vugs all over specimen. There are also some unidentified elongated crystals in the vugs. Ex. Chuck Trantham collection.

CT706 - Anglesite $ 350
Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA
small cabinet - 5.5 x 4.5 x 2.5 cm

(click on an image to enlarge)
Anglesite from Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA [db_pics/pics/CT706a.jpg]

Anglesite from Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA [db_pics/pics/CT706c.jpg]

Anglesite from Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA [db_pics/pics/CT706d.jpg]

Anglesite from Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA [db_pics/pics/CT706e.jpg]

Anglesite from Last Chance Mine, Yreka Mining District, Kellog, Shoshone Co., Idaho, USA [db_pics/pics/CT706f.jpg]

Glassy transparent Anglesite crystals on a Galena matrix. Longest crystal is 1.4cm. Ex. Chuck Trantham collection. The old label indicates that this was from the Bunker Hill Mine, but it is most likely from the nearby Last Chance Mine, which are much rarer than Bunker Hill Anglesites.

CT470 - Topaz $ 450
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 from Tepetate, Mun. de Villa de Arriaga, San Luis Potosi, Mexico [db_pics/pics/CT470a.jpg]

Topaz from Tepetate, Mun. de Villa de Arriaga, San Luis Potosi, Mexico [db_pics/pics/CT470c.jpg]

Topaz from Tepetate, Mun. de Villa de Arriaga, San Luis Potosi, Mexico [db_pics/pics/CT470f.jpg]

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

CT412 - Quartz with inclusions $ 150
Trepca Mines, Kosovo
small cabinet - 5.5 x 3.5 x 3 cm

(click on an image to enlarge)
Quartz with inclusions from Trepca Mines, Kosovo [db_pics/pics/CT412a.jpg]

Quartz with inclusions from Trepca Mines, Kosovo [db_pics/pics/CT412b.jpg]

Quartz with inclusions from Trepca Mines, Kosovo [db_pics/pics/CT412d.jpg]

Quartz with inclusions from Trepca Mines, Kosovo [db_pics/pics/CT412e.jpg]

Quartz with inclusions from Trepca Mines, Kosovo [db_pics/pics/CT412f.jpg]

Transparent single Quartz crystal heavily included with Dolomite, Chlorite and other minerals. Ex. Chuck Trantham collection acquired from Al McGuinness. (click on a page number to go to that page:)

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