Marin Mineral Company - Selected Specimens

Selected Specimens

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K660 - Cobaltian Calcite $ 125
Mashamba West Mine, Katanga, Democratic Republic of Congo
thumbnail - 1.4 x 1.3 x 1.1 cm

(click on an image to enlarge)
Cobaltian Calcite from Mashamba West Mine, Katanga, Democratic Republic of Congo [db_pics/pics/K660a.jpg]

Cobaltian Calcite from Mashamba West Mine, Katanga, Democratic Republic of Congo [db_pics/pics/K660b.jpg]

Cobaltian Calcite from Mashamba West Mine, Katanga, Democratic Republic of Congo [db_pics/pics/K660c.jpg]

Cobaltian Calcite from Mashamba West Mine, Katanga, Democratic Republic of Congo [db_pics/pics/K660d.jpg]

Cluster of pink Mangano Calcite crystals from the famous Mashamba West Mine. Main crystal is thick and 1.1cm tall.

K663 - Axinite $ 40
Obira, Kyushu, Japan
thumbnail - 0.9 x 0.8 x 0.2 cm

(click on an image to enlarge)
Axinite from Obira, Kyushu, Japan [db_pics/pics/K663a.jpg]

Axinite from Obira, Kyushu, Japan [db_pics/pics/K663b.jpg]

Axinite from Obira, Kyushu, Japan [db_pics/pics/K663c.jpg]

Gemmy, terminated single crystal from Japan.

K665 - Galena (spinel twin) $ 150
Mina Ojuela, Mapimi, Durango, Mexico
thumbnail - 2.8 x 1.7 x 1.5 cm

(click on an image to enlarge)
Galena (spinel twin) from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K665a.jpg]

Galena (spinel twin) from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K665b.jpg]

Galena (spinel twin) from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K665c.jpg]

Lustrous spinel-twinned Galena crystal. Galena is not commmon from Mapimi, and spinel-twins less so.

K667 - Cuprian Adamite $ 150
Laurium, Greece
thumbnail - 1.3 x 1 x 1 cm

(click on an image to enlarge)
Cuprian Adamite from Laurium, Greece [db_pics/pics/K667a.jpg]

Cuprian Adamite from Laurium, Greece [db_pics/pics/K667b.jpg]

Cuprian Adamite from Laurium, Greece [db_pics/pics/K667c.jpg]

An 8mm hemispherical cluster of blue/green Smithsonite set in matrix.

K654 - Siegenite $ 200
Level 4, Buick Mine, Iron Co., Missouri, USA
thumbnail - 1.5 x 1.1 x 1.1 cm

(click on an image to enlarge)
Siegenite from Level 4, Buick Mine, Iron Co., Missouri, USA [db_pics/pics/K654a.jpg]

Siegenite from Level 4, Buick Mine, Iron Co., Missouri, USA [db_pics/pics/K654b.jpg]

Siegenite from Level 4, Buick Mine, Iron Co., Missouri, USA [db_pics/pics/K654c.jpg]

Siegenite from Level 4, Buick Mine, Iron Co., Missouri, USA [db_pics/pics/K654d.jpg]

Ten octahedral Siegenite crystals to 4mm on matrix of Marcasite. Siegenite is a rare cobalt nickel sulfide. High quality, aesthetic rare mineral.

K733 - Tsavorite with Diopside $ 120
Merelani Hills, Arusha, Tanzania
thumbnail - 1.4 x 1.3 x 1.1 cm

(click on an image to enlarge)
Tsavorite with Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K733a.jpg]

Tsavorite with Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K733b.jpg]

Tsavorite with Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K733c.jpg]

Cluster of translucent to transparent green Tsavorite crystals with Diopside. Slight chipping otherwise well crystallized all around with good luster and associated small Diopside crystals.

K632 - Karpatite ~~$ 80~~ DISCOUNTED 50% OFF TO $ 40
Los Picachos, near Picacho Peak, San Benito Co., California, USA
thumbnail - 5 x 4.5 x 2.5cm

(click on an image to enlarge)
Karpatite from Los Picachos, near Picacho Peak, San Benito Co., California, USA [db_pics/pics/K632a.jpg]

Karpatite from Los Picachos, near Picacho Peak, San Benito Co., California, USA [db_pics/pics/K632b.jpg]

Karpatite from Los Picachos, near Picacho Peak, San Benito Co., California, USA [db_pics/pics/K632c.jpg]

Silica rich matrix hosting drusy Quartz and numerous areas of bright yellow Karpatite. Karpatite is an uncommon organic mineral, which is also fluorescent. Small red flecks of Cinnabar are also present. The Karpatite is exposed on many areas of the specimen.

K681 - Pyromorphite $ 180
Bunker Hill Mine, Idaho, USA
thumbnail - 1.5 x 1.1 x 1 cm

(click on an image to enlarge)
Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K681a.jpg]

Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K681b.jpg]

Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K681c.jpg]

Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K681d.jpg]

Nearly complete 1.1cm sphere of arsenian Pyromorphite atop a smaller partial sphere.

K674 - Pyromorphite $ 140
Bunker Hill Mine, Idaho, USA
thumbnail - 1.3 x 0.9 x 0.9 cm

(click on an image to enlarge)
Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K674a.jpg]

Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K674b.jpg]

Pyromorphite from Bunker Hill Mine, Idaho, USA [db_pics/pics/K674c.jpg]

Two nearly complete interconnected spheres of arsenian Pyromorphite.

K679 - Calcite $ 125
Denton Mine, Illinois, USA
thumbnail - 3 x 2 x 1.6 cm

(click on an image to enlarge)
Calcite from Denton Mine, Illinois, USA [db_pics/pics/K679a.jpg]

Calcite from Denton Mine, Illinois, USA [db_pics/pics/K679b.jpg]

Calcite from Denton Mine, Illinois, USA [db_pics/pics/K679c.jpg]

Complete single crystal good all around and partially double-terminated, with a small bit of Fluorite attached.

K664 - Fluorite $ 80
Mina Ojuela, Mapimi, Durango, Mexico
thumbnail - 2.5 x 2.2 x 2.2 cm

(click on an image to enlarge)
Fluorite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K664a.jpg]

Fluorite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K664b.jpg]

Fluorite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K664c.jpg]

Fluorite from Mina Ojuela, Mapimi, Durango, Mexico [db_pics/pics/K664d.jpg]

Gem-like transparent Fluorite crystal with a small amount of attached Galena on the backside. Uncommmon from Mapimi.

K672 - Malachite after Azurite $ 40
Tsumeb, Namibia
thumbnail - 2 x 1.7 x 1 cm

(click on an image to enlarge)
Malachite after Azurite from Tsumeb, Namibia [db_pics/pics/K672a.jpg]

Malachite after Azurite from Tsumeb, Namibia [db_pics/pics/K672b.jpg]

Malachite after Azurite from Tsumeb, Namibia [db_pics/pics/K672c.jpg]

Sharp psuedomorph of Malachite after Azurite on a bright green and yellow matrix. Tsumeb classic.

K845 - Prehnite $ 175
Merelani Hills, Arusha, Tanzania
miniature - 3.7 x 3.5 x 2.5 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K845a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K845b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K845c.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K845d.jpg]

Spherical cluster of green Prehnite with larger individual crystals that have grown out from the center. The backside is contacted with an attached partial Tanzanite crystal and there is Graphite on the base. The front and larger crystals are all undamaged. This greenish color is distinct and typical of 2018/2019 finds.

K767 - Spessartine ~~$ 350~~ DISCOUNTED 50% OFF TO $ 175
Nani, Loliondo, Tanzania
miniature - 3.3 x 3.3 x 3.3 cm

(click on an image to enlarge)
Spessartine from Nani, Loliondo, Tanzania [db_pics/pics/K767a.jpg]

Spessartine from Nani, Loliondo, Tanzania [db_pics/pics/K767b.jpg]

Spessartine from Nani, Loliondo, Tanzania [db_pics/pics/K767c.jpg]

Large single Spessartine crystal with bright citrus orange coloration. Though incomplete on the bottom, the rest of the crystal is undamaged with just some trivial edge wear. It is good sized and I love the gem transparent zone at the top.

K827 - Apatite on Diopside (?) $ 250
Chamkoroma, Dodoma Province, Tanzania
miniature - 4 x 3 x 2 cm

(click on an image to enlarge)
Apatite on Diopside (?) from Chamkoroma, Dodoma Province, Tanzania [db_pics/pics/K827a.jpg]

Apatite on Diopside (?) from Chamkoroma, Dodoma Province, Tanzania [db_pics/pics/K827b.jpg]

Apatite on Diopside (?) from Chamkoroma, Dodoma Province, Tanzania [db_pics/pics/K827c.jpg]

Apatite on Diopside (?) from Chamkoroma, Dodoma Province, Tanzania [db_pics/pics/K827d.jpg]

A 2.4 terminated Apatite crystal attached to two terminated green crystals (possibly Diopside or other Pyroxene). This is relatively new material and the only aesthetic specimen that I saw of the material. The Apatite is translucent and gets transparent near the termination. There is also a small amount of transparent, colorless Hyalite Opal attached to the green crystals. (click on a page number to go to that page:)

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