Marin Mineral Company - Selected Specimens

Selected Specimens

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J523 - Quartz (M) $ 40
Capelinha, Minas Gerais, Brazil
small cabinet - 6.7 x 3.2 x 2.6 cm

(click on an image to enlarge)
Quartz (M) from Capelinha, Minas Gerais, Brazil [db_pics/pics/J523a.jpg]

Quartz (M) from Capelinha, Minas Gerais, Brazil [db_pics/pics/J523b.jpg]

Quartz (M) from Capelinha, Minas Gerais, Brazil [db_pics/pics/J523c.jpg]

Well formed Quartz scepter with white coatings of Dolomite. Complete all around and undamaged with a very uniform shape (which make the best scepter specimens). Old specimen found in 1996. The 'stalk' of the specimen apperas to have been sanded down either to remove the white coating, enhance the scepter effect, or both.

J517 - Clinoatacamite on Calcite (R) $ 90
Lily Mine, Ica Dept., Peru
miniature - 4.3 x 3.0 x 2.5 cm

(click on an image to enlarge)
Clinoatacamite on Calcite (R) from Lily Mine, Ica Dept., Peru [db_pics/pics/J517a.jpg]

Clinoatacamite on Calcite (R) from Lily Mine, Ica Dept., Peru [db_pics/pics/J517b.jpg]

Clinoatacamite on Calcite (R) from Lily Mine, Ica Dept., Peru [db_pics/pics/J517c.jpg]

Calcite lined vug with clusters of dark green Clinoatacamite. The Clinoatacamite crystals on this specimen are lustrous and well formed. These are regarded as some of the world's best Clinoatacamite examples. Inspection revealed that this specimen had broken and been repaired repaired prior to my purchase.

J516 - Rhodochrosite after bivalve shell $ 250
Kertch, Crimea, Ukraine
miniature - 4.0 x 3.2 x 2.2 cm

(click on an image to enlarge)
Rhodochrosite after bivalve shell from Kertch, Crimea, Ukraine [db_pics/pics/J516a.jpg]

Rhodochrosite after bivalve shell from Kertch, Crimea, Ukraine [db_pics/pics/J516b.jpg]

Rhodochrosite after bivalve shell from Kertch, Crimea, Ukraine [db_pics/pics/J516d.jpg]

Rhodochrosite after bivalve shell from Kertch, Crimea, Ukraine [db_pics/pics/J516e.jpg]

A fossil bivalve shell that has been completely replaced by pink Rhodochrosite. The shell is wonderfully preserved with both sides present and in perfect condition. One end has been cut to reveal the pink Rhodochrosite inside. The old iron mine where these were found is long closed and these are no longer being found. An undamaged, very well preserved example.

J611 - Pyrargyrite with Pyrite $ 200
Uchuchacua Mine, Peru
small cabinet - 5.5 x 5.2 x 5.0 cm

(click on an image to enlarge)
Pyrargyrite with Pyrite from Uchuchacua Mine, Peru [db_pics/pics/J611a.jpg]

Pyrargyrite with Pyrite from Uchuchacua Mine, Peru [db_pics/pics/J611b.jpg]

Pyrargyrite with Pyrite from Uchuchacua Mine, Peru [db_pics/pics/J611c.jpg]

Rich Pyrargyrite specimen with numerous clusters of well-defined crystals scattered throughout the sulfide matrix. Other species in association include Pyrite, Quartz, and Calcite.

J589 - Vesuvianite $ 225
Jeffrey Mine, Asbestos, Quebec, Canada
miniature - 4.0 x 2.8 x 2.6 cm

(click on an image to enlarge)
Vesuvianite from Jeffrey Mine, Asbestos, Quebec, Canada [db_pics/pics/J589a.jpg]

Vesuvianite from Jeffrey Mine, Asbestos, Quebec, Canada [db_pics/pics/J589b.jpg]

Vesuvianite from Jeffrey Mine, Asbestos, Quebec, Canada [db_pics/pics/J589c.jpg]

Vesuvianite from Jeffrey Mine, Asbestos, Quebec, Canada [db_pics/pics/J589d.jpg]

Vesuvianite from Jeffrey Mine, Asbestos, Quebec, Canada [db_pics/pics/J589e.jpg]

A good sized matrix Vesuvianite specimen, one of the best color combination examples for this type. The matrix is purple mangan Vesuvianite covered by an outer layer of yellow/green Vesuvianite crystals. Largest single crystal in the group is just over 2cm in length. The mine is now closed.

J484 - Prehnite $ 300
Merelani Hills, Arusha, Tanzania
miniature - 4.7 x 3.1 x 2.6 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J484a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J484b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J484e.jpg]

Well crystallized Prehnite from recent finds at the Merelani Tanzanite mines. Highly translucent with a greenish yellow color with large, chunky crystals. These recent Prehnites are the best ever found at the locality.

J481 - Prehnite $ 500
Merelani Hills, Arusha, Tanzania
small cabinet - 5.4 x 5.0 x 3.5 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J481a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J481b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/j481d.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/j481e.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/j481f.jpg]

Gemmy bright yellow-green Prehnite in a spherical grouping with sharp ridges of crystals. A small amount of silver-gray Graphite can be seen on one side. There is also an inclusion of blue, incomplete Tanzanite crystals. The quality of the Prehnite is superb with big crystals extending out of the main group with good luster and very translucent. Only minor contact and cleaving in a few areas.

J485 - Prehnite $ 380
Merelani Hills, Arusha, Tanzania
small cabinet - 5.3 x 5.0 x 2.5 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J485a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J485b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J485d.jpg]

Well crystallized Prehnite from recent finds at the Merelani Tanzanite mines. Highly translucent with a greenish yellow color with a crystal habit of parallel bladed/tabular crystals which are a new style (at least to me) not seen until this year. These recent Prehnites are the best ever found at the locality.

J513 - Prehnite $ 300
Merelani Hills, Arusha, Tanzania
miniature - 3.3 x 2.5 x 2.4 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J513a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J513b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J513d.jpg]

Well crystallized Prehnite from recent finds at the Merelani Tanzanite mines. Highly translucent with a greenish yellow color. This one is an exceptional small miniature with very stout, thick crystls forming a 3cm wide radial grouping. No damage to the crystals. These recent Prehnites are the best ever found at the locality.

J536 - Prehnite $ 200
Merelani Hills, Arusha, Tanzania
small cabinet - 5.6 x 4.7 x 2.5 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J536a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J536b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/J536c.jpg]

Gemmy bright yellow-green Prehnite cluster with sharp ridges of crystals. A small amount of silver-gray Graphite can be seen on the bottom. The quality of the Prehnite is superb with big crystals forming an excellent quality specimen with good luster and very translucent.

J547 - Rhodonite with Bustamite and Galena $ 275
Broken Hill, New South Wales, Australia
cabinet - 10.0 x 6.1 x 3.5 cm

(click on an image to enlarge)
Rhodonite with Bustamite and Galena from Broken Hill, New South Wales, Australia [db_pics/pics/J547a.jpg]

Rhodonite with Bustamite and Galena from Broken Hill, New South Wales, Australia [db_pics/pics/J547b.jpg]

Rhodonite with Bustamite and Galena from Broken Hill, New South Wales, Australia [db_pics/pics/J547c.jpg]

Translucent red color Rhodonite crystals are seen in close association with metallic gray Galena. The matrix consists of mostly compact, massive, pinkish color Bustamite, a calcium manganese silicate. The largest Rhodonite crystal is about 1cm wide and gemmy.

J600 - Magnetite $ 90
Cerro Huanaquino, Totora, Dept. Potosi, Bolivia
small cabinet - 8.5 x 5.2 x 3.8 cm

(click on an image to enlarge)
Magnetite from Cerro Huanaquino, Totora, Dept. Potosi, Bolivia [db_pics/pics/J600a.jpg]

Magnetite from Cerro Huanaquino, Totora, Dept. Potosi, Bolivia [db_pics/pics/J600b.jpg]

Magnetite from Cerro Huanaquino, Totora, Dept. Potosi, Bolivia [db_pics/pics/J600c.jpg]

Razor sharp and lustrous octahedrons of Magnetite. The Magnetite forms a continuous layer of textbook octahedral crystals on top of a hard, brecciated matrix. An excellent example of the species with the argest crystal measuring about 8mm wide.

J616 - Fluorite ~~$ 250~~ DISCOUNTED 50% OFF TO $ 125
Rogerly Mine, Durham, England
cabinet - 11.1 x 6.8 x 3.8 cm

(click on an image to enlarge)
Fluorite from Rogerly Mine, Durham, England [db_pics/pics/J616a.jpg]

Fluorite from Rogerly Mine, Durham, England [db_pics/pics/J616b.jpg]

Fluorite from Rogerly Mine, Durham, England [db_pics/pics/J616c.jpg]

Transparent forest green color Fluorite crystals cover the entire top of the matrix. The largest single crystal is 3.0cm wide, located in the center of the specimen. It came from the mining activity done at Rogerly in the early 2000's. Bottom has been sawn flat to better display the specimen. Out of a collection, the invoice from 2006 shows a price of $185.

J248 - Spinel $ 125
Mahenge, Morogoro, Tanzania
thumbnail - 2.7 x 2.5 x 2.0 cm

(click on an image to enlarge)
Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J248a.jpg]

Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J248b.jpg]

Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J248c.jpg]

Complete octahedral red Spinel crystal with good color. Some edge chipping but good overalll conditon and form. Rich gemmy areas within.

J245 - Spinel $ 125
Mahenge, Morogoro, Tanzania
thumbnail - 1.9 x 1.7 x 1.1 cm

(click on an image to enlarge)
Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J245a.jpg]

Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J245b.jpg]

Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J245c.jpg]

Complete octahedral red Spinel crystal with good color. Damage at two tips, but overall very good with good luster and translucency. Gemmy areas within.

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73	74	75	76	77	78	79	80	81	82	83	84
85	86	87	88	89	90	91	92	93	94	95	96
97	98	99	*100*	*101*	*102*	*103*	*104*	*105*	*106*	*107*	*108*
*109*	*110*	*111*	*112*	*113*	*114*	*115*	*116*	*117*	*118*	*119*	*120*
*121*	*122*	*123*	*124*	*125*	*126*	*127*	*128*	*129*	*130*	*131*	*132*
*133*

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