Marin Mineral Company - Selected Specimens

Selected Specimens

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M688 - Copper $ 150
Quincy Mine, Houghton Co., Michigan, USA
miniature - 3.3 x 2.5 x 1.8 cm

(click on an image to enlarge)
Copper from Quincy Mine, Houghton Co., Michigan, USA [db_pics/pics/M688a.jpg]

Copper from Quincy Mine, Houghton Co., Michigan, USA [db_pics/pics/M688b.jpg]

Copper from Quincy Mine, Houghton Co., Michigan, USA [db_pics/pics/M688c.jpg]

Copper from Quincy Mine, Houghton Co., Michigan, USA [db_pics/pics/M688d.jpg]

Copper from Quincy Mine, Houghton Co., Michigan, USA [db_pics/pics/M688.mp4]

Well formed, quality Copper crystals with a rich patina. Crystals on the right 'arm' are particularly sharp.

K913 - Azurite $ 120
Milpillas Mine, Cuitaca, Sonora, Mexico
thumbnail - 1.8 x 1.8 x 1.1 cm

(click on an image to enlarge)
Azurite from Milpillas Mine, Cuitaca, Sonora, Mexico [db_pics/pics/K913a.jpg]

Azurite from Milpillas Mine, Cuitaca, Sonora, Mexico [db_pics/pics/K913b.jpg]

Azurite from Milpillas Mine, Cuitaca, Sonora, Mexico [db_pics/pics/K913c.jpg]

Undamaged single crystal of Azurite that exhibits areas of bright 'electric' blue color. A floater, complete all around crystal from the watercourse pocket. Undamaged and perfect.

M765 - Pyrite, quartz on Sphalerite $ 450
Huaron, Peru
cabinet - 10 x 10 x 6 cm

(click on an image to enlarge)
Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765a.jpg]

Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765b.jpg]

Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765c.jpg]

Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765d.jpg]

Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765e.jpg]

Pyrite, quartz on Sphalerite from Huaron, Peru [db_pics/pics/M765f.jpg]

Clusters of Pyrite cubes and Quartz crystals atop a matrix of solid crystalline Sphalerite. Aesthetic large specimen from the Tom Ellis collection.

M767 - Halloysite in Quartz $ 650
Cabiche, Boyacá Department, Colombia
cabinet - 11.5 x 10 x 6.5 cm

(click on an image to enlarge)
Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [db_pics/pics/M767a.jpg]

Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [db_pics/pics/M767b.jpg]

Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [db_pics/pics/M767c.jpg]

Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [db_pics/pics/M767d.jpg]

Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [db_pics/pics/M767e.jpg]

Cluster of diverging Quartz crystals. The yellow tips are caused by inclusions of Halloysite.

M768 - Brazilianite with Quartz $ 600
Corrego Frio, Minas Gerais, Brazil
small cabinet - 7 x 6 x 4 cm

(click on an image to enlarge)
Brazilianite with Quartz from Corrego Frio, Minas Gerais, Brazil [db_pics/pics/M768a.jpg]

Brazilianite with Quartz from Corrego Frio, Minas Gerais, Brazil [db_pics/pics/M768b.jpg]

Brazilianite with Quartz from Corrego Frio, Minas Gerais, Brazil [db_pics/pics/M768c.jpg]

Brazilianite with Quartz from Corrego Frio, Minas Gerais, Brazil [db_pics/pics/M768e.jpg]

Large single crystal from the original finds in Brazil with attached Quartz crystals. Large, glassy faces on the front with mostly cleavages and contacts on the backside.

M785 - Arsenopyrite with Calcite, Muscovite $ 350
Yaogangxian Mine, Hunan, China
miniature - 3.5 x 2.7 x 1.8 cm

(click on an image to enlarge)
Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785a.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785b.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785c.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785d.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785e.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785f.jpg]

Arsenopyrite with Calcite, Muscovite from Yaogangxian Mine, Hunan, China [db_pics/pics/M785g.jpg]

Fine quality single Arsenopyrite crystal with another smaller crystal sticking out the front face. Well terminated bright crystals with the backside covered by wafer-like Calcite crystals.

M784 - Acanthite $ 200
Imiter Mine, Ouarzazate Prov., Morocco
miniature - 3.8 x 3 x 1.5 cm

(click on an image to enlarge)
Acanthite from Imiter Mine, Ouarzazate Prov., Morocco [db_pics/pics/M784a.jpg]

Acanthite from Imiter Mine, Ouarzazate Prov., Morocco [db_pics/pics/M784b.jpg]

Acanthite from Imiter Mine, Ouarzazate Prov., Morocco [db_pics/pics/M784c.jpg]

Acanthite from Imiter Mine, Ouarzazate Prov., Morocco [db_pics/pics/M784d.jpg]

Serpent-like cluster of interconnected octahedral Acanthite crystals. Complete all around and undamaged.

J984 - Arsenopyrite ~~$ 200~~ DISCOUNTED 50% OFF TO $ 100
Peru
small cabinet - 8 x 6.5 x 5 cm

(click on an image to enlarge)
Arsenopyrite from Peru [db_pics/pics/J984a.jpg]

Arsenopyrite from Peru [db_pics/pics/J984b.jpg]

Arsenopyrite from Peru [db_pics/pics/J984c.jpg]

Cluster of large Arsenopyrite crystals on a matrix of solid Arsenopyrite. The bright, showy crystals reach 2.5cm in size. Out of an old collection with no further locality info available. A well crystallized Peruvian classic.

M483 - Copper $ 450
Ajo, Pima Co., Arizona, USA
cabinet - 13 x 8 x 3.5 cm

(click on an image to enlarge)
Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483a.jpg]

Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483b.jpg]

Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483c.jpg]

Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483d.jpg]

Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483e.jpg]

Copper from Ajo, Pima Co., Arizona, USA [db_pics/pics/M483f.jpg]

Large, heavy mass of Copper crystals. Individual crystals reach 1.5cm in size.

M761 - Prehnite after Anhydrite $ 240
Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey, USA
small cabinet - 6 x 6 x 2.5 cm

(click on an image to enlarge)
Prehnite after Anhydrite from Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey, USA [db_pics/pics/M761a.jpg]

Prehnite after Anhydrite from Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey, USA [db_pics/pics/M761b.jpg]

Prehnite after Anhydrite from Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey, USA [db_pics/pics/M761c.jpg]

Prehnite after Anhydrite from Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey, USA [db_pics/pics/M761e.jpg]

Translucent apple green Prehnite cast that formed over a flat, tabular Anhydrite that then dissolved away leaving this hollow cast. Botryoidal, translucent Prehnite forms over the front and back with the shape of the former Anhyrite easily seen when looking up from the opening in the bottom. A wonderful example from long ago, and not as jumbled as some larger pieces are - this is a nice distinct cast of a single large crystal.

M539 - Copper $ 200
Bisbee, Cochise Co., Arizona, USA
small cabinet - 9 x 4 x 3 cm

(click on an image to enlarge)
Copper from Bisbee, Cochise Co., Arizona, USA [db_pics/pics/M539a.jpg]

Copper from Bisbee, Cochise Co., Arizona, USA [db_pics/pics/M539b.jpg]

Copper from Bisbee, Cochise Co., Arizona, USA [db_pics/pics/M539c.jpg]

Copper from Bisbee, Cochise Co., Arizona, USA [db_pics/pics/M539d.jpg]

Good sized hackly mass of Copper from the historic Copper mining district of Bisbee.

M598 - Rhodochrosite with Fluorite $ 600
Sunnyside Mine, Silverton, San Juan Co. Colorado, USA
small cabinet - 7.5 x 6 x 4.5 cm

(click on an image to enlarge)
Rhodochrosite with Fluorite from Sunnyside Mine, Silverton, San Juan Co. Colorado, USA [db_pics/pics/M598a.jpg]

Rhodochrosite with Fluorite from Sunnyside Mine, Silverton, San Juan Co. Colorado, USA [db_pics/pics/M598b.jpg]

Rhodochrosite with Fluorite from Sunnyside Mine, Silverton, San Juan Co. Colorado, USA [db_pics/pics/M598c.jpg]

Rhodochrosite with Fluorite from Sunnyside Mine, Silverton, San Juan Co. Colorado, USA [db_pics/pics/M598d.jpg]

Pale blueish green Fluorite crystals with pink Rhodochrosite from a classic Colorado locality, on a Quartz and sulfide rich matrix.

M511 - Copper $ 400
Keweenaw Peninsula, Michigan, USA
cabinet - 15 x 9 x 7.5 cm

(click on an image to enlarge)
Copper from Keweenaw Peninsula, Michigan, USA [db_pics/pics/M511a.jpg]

Copper from Keweenaw Peninsula, Michigan, USA [db_pics/pics/M511b.jpg]

Copper from Keweenaw Peninsula, Michigan, USA [db_pics/pics/M511c.jpg]

Copper from Keweenaw Peninsula, Michigan, USA [db_pics/pics/M511d.jpg]

Copper from Keweenaw Peninsula, Michigan, USA [db_pics/pics/M511e.jpg]

Large hackly mass of Copper from the famous Copper mining area of Michigan. Weighs about 2.5 pounds. The nice thing about this piece, besides it's size, is that alot of the weight is towards the bottom and it stands up on it's own perfectly for display and is very stable.

M832 - Chalcoalumite $ 220
Grandview Mine, Grand Canyon, Coconino Co., Arizona, USA
miniature - 5 x 3.5 x 2.5 cm

(click on an image to enlarge)
Chalcoalumite from Grandview Mine, Grand Canyon, Coconino Co., Arizona, USA [db_pics/pics/M832a.jpg]

Chalcoalumite from Grandview Mine, Grand Canyon, Coconino Co., Arizona, USA [db_pics/pics/M832b.jpg]

Chalcoalumite from Grandview Mine, Grand Canyon, Coconino Co., Arizona, USA [db_pics/pics/M832c.jpg]

Chalcoalumite from Grandview Mine, Grand Canyon, Coconino Co., Arizona, USA [db_pics/pics/M832d.jpg]

Bright Robin's egg blue Chalcoalumite covering matrix. These specimens are very hard to come by now as the locality is now part of a national park. This old copper mine began operation in 1892, stopped operation around 1907, and became a part of the national park in 1940. The specimen is likely over 100 years old! From an old collection and comes mounted in a plastic box.

M830 - Galena $ 75
Joplin Field, Jasper Co., Missouri, USA
miniature - 5 x 3 x 3 cm

(click on an image to enlarge)
Galena from Joplin Field, Jasper Co., Missouri, USA [db_pics/pics/M830a.jpg]

Galena from Joplin Field, Jasper Co., Missouri, USA [db_pics/pics/M830b.jpg]

Galena from Joplin Field, Jasper Co., Missouri, USA [db_pics/pics/M830c.jpg]

Galena from Joplin Field, Jasper Co., Missouri, USA [db_pics/pics/M830d.jpg]

Galena from Joplin Field, Jasper Co., Missouri, USA [db_pics/pics/M830e.jpg]

Bright and shiny crystals of Galena. Crystallized all around with larger crystal faces on one side and smaller more complex crystals on the other side. Out of an old collection from the 1980s. (click on a page number to go to that page:)

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*145*	*146*

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