Marin Mineral Company - Selected Specimens

Selected Specimens

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D436 - Liddicoatite $ 300
Anjanabonoina, Madagascar
thumbnail - 3 x 2.4 x 0.4 cm

(click on an image to enlarge)
Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D436a.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D436b.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D436c.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. Dark rind followed by a clear zone, then a thin green zone, then finally a bright pink, transparent central zone. Well polished on both sides, weighs 6.58 grams.

D442 - Liddicoatite $ 450
Anjanabonoina, Madagascar
miniature - 5 x 4.2 x 0.4 cm

(click on an image to enlarge)
Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D442a.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D442b.jpg]

Liddicoatite from Anjanabonoina, Madagascar [db_pics/pics/D442c.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. Dark rind that shows areas of blue followed by a hot pink zone, and a orange/yellow transparent central zone. Well polished on both sides, weighs 23.66 grams.

D451 - Magnetite $ 125
Balmat, New York, USA
thumbnail - 1.5 x 1.3 x 1 cm

(click on an image to enlarge)
Magnetite from Balmat, New York, USA [db_pics/pics/D451a.jpg]

Magnetite from Balmat, New York, USA [db_pics/pics/D451b.jpg]

Magnetite from Balmat, New York, USA [db_pics/pics/D451c.jpg]

Single cubic Magnetite crystal from the classic USA locality of Balmat. Indivicual faces are not quite flat, each has a very slight pyramidal rise.

D460 - Andradite $ 125
Copper Mtn., Prince-of-Wales Island, Alaska, USA
thumbnail - 1.4 x 1 x 1 cm

(click on an image to enlarge)
Andradite from Copper Mtn., Prince-of-Wales Island, Alaska, USA [db_pics/pics/D460a.jpg]

Andradite from Copper Mtn., Prince-of-Wales Island, Alaska, USA [db_pics/pics/D460b.jpg]

Andradite from Copper Mtn., Prince-of-Wales Island, Alaska, USA [db_pics/pics/D460c.jpg]

Sharp, well formed single Andradite crystal from a locality more well known for it's Epidote. Complete all around and undamaged though contacted n the bottom face where it grew against matrix.

D462 - Quartz with inclusions $ 75
Jinkouhe District, Leshan, Sichuan, China
thumbnail - 1.9 x 1.1 x 1 cm

(click on an image to enlarge)
Quartz with inclusions from Jinkouhe District, Leshan, Sichuan, China [db_pics/pics/D462a.jpg]

Quartz with inclusions from Jinkouhe District, Leshan, Sichuan, China [db_pics/pics/D462b.jpg]

Quartz with inclusions from Jinkouhe District, Leshan, Sichuan, China [db_pics/pics/D462c.jpg]

Black hydrocarbon inclusions inside a transparent, double-terminated Quartz crystal. Fine and undamaged. Prefessionally mounted in a perky box.

D469 - Chalcocite, Malachite after Azurite, Malachite $ 175
Ajo, Pima Co., Arizona, USA
thumbnail - 3 x 1.8 x 1.3 cm

(click on an image to enlarge)
Chalcocite, Malachite after Azurite, Malachite from Ajo, Pima Co., Arizona, USA [db_pics/pics/D469a.jpg]

Chalcocite, Malachite after Azurite, Malachite from Ajo, Pima Co., Arizona, USA [db_pics/pics/D469b.jpg]

Chalcocite, Malachite after Azurite, Malachite from Ajo, Pima Co., Arizona, USA [db_pics/pics/D469c.jpg]

Chalcocite, Malachite after Azurite, Malachite from Ajo, Pima Co., Arizona, USA [db_pics/pics/D469d.jpg]

Unusual composite specimen of a Chalcocite crystal with a 'veneer' on the front face of Malachite after Azurite. A spray of fibrous Malachite extends off the right side.

D472 - Enargite $ 125
Butte, Silver Bow Co., Montana, USA
thumbnail - 1.8 x 1.5 x 1.3 cm

(click on an image to enlarge)
Enargite from Butte, Silver Bow Co., Montana, USA [db_pics/pics/D472a.jpg]

Enargite from Butte, Silver Bow Co., Montana, USA [db_pics/pics/D472b.jpg]

Enargite from Butte, Silver Bow Co., Montana, USA [db_pics/pics/D472c.jpg]

Cluster of silvery black Enargite crystals with high metallic luster.

D473 - Barite $ 75
Magma Mine, Superior, Arizona, USA
thumbnail - 1.1 x 0.8 x 0.2 cm

(click on an image to enlarge)
Barite from Magma Mine, Superior, Arizona, USA [db_pics/pics/D473a.jpg]

Barite from Magma Mine, Superior, Arizona, USA [db_pics/pics/D473b.jpg]

Barite from Magma Mine, Superior, Arizona, USA [db_pics/pics/D473c.jpg]

Transparent golden colored single Barite crystal. Somewhat small in size, it's big in luster and transparency.

D474 - Galena on Pyrite stalactite $ 75
Sweetwater Mine, Reynolds Co., Missouri, USA
thumbnail - 2.7 x 1 x 1 cm

(click on an image to enlarge)
Galena on Pyrite stalactite from Sweetwater Mine, Reynolds Co., Missouri, USA [db_pics/pics/D474a.jpg]

Galena on Pyrite stalactite from Sweetwater Mine, Reynolds Co., Missouri, USA [db_pics/pics/D474b.jpg]

Galena on Pyrite stalactite from Sweetwater Mine, Reynolds Co., Missouri, USA [db_pics/pics/D474c.jpg]

Galena on Pyrite stalactite from Sweetwater Mine, Reynolds Co., Missouri, USA [db_pics/pics/D474d.jpg]

Two octahedral Galena crystals attached to a long, finger-like stalactite of Pyrite. Highly aesthetic thumbnail.

D486 - Galena with Quartz $ 120
Butte Co., California, USA
small cabinet - 7 x 5.5 x 5 cm

(click on an image to enlarge)
Galena with Quartz from Butte Co., California, USA [db_pics/pics/D486a.jpg]

Galena with Quartz from Butte Co., California, USA [db_pics/pics/D486b.jpg]

Galena with Quartz from Butte Co., California, USA [db_pics/pics/D486c.jpg]

Galena with Quartz from Butte Co., California, USA [db_pics/pics/D486d.jpg]

Bright and shiny Galena crystals (some skeletal!) associated with Quartz crystals. This came out of an old collection without a label, but have "Butte Co." writtn on the back. It's possibly from the Surcease gold mine. Neat and unusual piece for a California collector.

D487 - Galena $ 120
Iowa, USA
thumbnail - 3 x 2.5 x 2.2 cm

(click on an image to enlarge)
Galena from Iowa, USA [db_pics/pics/D487a.jpg]

Galena from Iowa, USA [db_pics/pics/D487b.jpg]

Galena from Iowa, USA [db_pics/pics/D487c.jpg]

Galena from Iowa, USA [db_pics/pics/D487d.jpg]

Bright and shiny Galena crystals from Iowa! A nice stack of cubes. This came out of an old collection with the only 'Iowa' as the locality. Neat and unusual piece for an Iowa mineral collector.

DS2 - Diaspore $ 500
Milas, Mugla Prov., Turkey
thumbnail - 1.5 x 1.4 x 1 cm

(click on an image to enlarge)
Diaspore from Milas, Mugla Prov., Turkey [db_pics/pics/DS2a.jpg]

Diaspore from Milas, Mugla Prov., Turkey [db_pics/pics/DS2b.jpg]

Diaspore from Milas, Mugla Prov., Turkey [db_pics/pics/DS2c.jpg]

Diaspore from Milas, Mugla Prov., Turkey [db_pics/pics/DS2d.jpg]

V-twin crystal of color change Diaspore. From new finds in the mountains near Milas, these new Diaspore crystals are spectacular in color and form. Glassy, flat termination faces on both 'arms', complete and undamaged with a point of contact at the bottom of the V where it grew against the matrix. Gem quality and transparent inside. Medium purple color in natural sunlight.

M349 - Azurite $ 225
Morenci Mine, Arizona, USA
thumbnail - 3 x 2 x 1.8 cm

(click on an image to enlarge)
Azurite from Morenci Mine, Arizona, USA [db_pics/pics/M349a.jpg]

Azurite from Morenci Mine, Arizona, USA [db_pics/pics/M349b.jpg]

Azurite from Morenci Mine, Arizona, USA [db_pics/pics/M349c.jpg]

Rosette formations of bright 'electric' blue Azurite crystals on matrix. Stunning and uncommon Arizona thumbnail. There are a couple small spheres of Malachite also present.

D482 - Amethyst $ 375
Guateng, Pretoria District, South Africa
cabinet - 12 x 8.5 x 5 cm

(click on an image to enlarge)
Amethyst from Guateng, Pretoria District, South Africa [db_pics/pics/D482a.jpg]

Amethyst from Guateng, Pretoria District, South Africa [db_pics/pics/D482c.jpg]

Amethyst from Guateng, Pretoria District, South Africa [db_pics/pics/D482d.jpg]

Amethyst from Guateng, Pretoria District, South Africa [db_pics/pics/D482e.jpg]

Amethyst from Guateng, Pretoria District, South Africa [db_pics/pics/D482g.jpg]

Lustrous Amethyst Quartz crystals with two separate generations of growth. The first generation has large Amethyst crystals measuring to about 4cm thick, with the later generation being overgrowths of smaller crystals on the larger crystals. These are known as 'Cactus Quartz' and this is a large sized example. Very clean with no significant damage, all the tips are perfect, just a bit of chipping/contact near the base. Complete all around.

D483 - Axinite on and in Quartz $ 250
New Melones Reservoir, Calaveras Co., California, USA
small cabinet - 9 x 9 x 5.5 cm

(click on an image to enlarge)
Axinite on and in Quartz from New Melones Reservoir, Calaveras Co., California, USA [db_pics/pics/D483a.jpg]

Axinite on and in Quartz from New Melones Reservoir, Calaveras Co., California, USA [db_pics/pics/D483c.jpg]

Axinite on and in Quartz from New Melones Reservoir, Calaveras Co., California, USA [db_pics/pics/D483d.jpg]

Axinite on and in Quartz from New Melones Reservoir, Calaveras Co., California, USA [db_pics/pics/D483f.jpg]

Axinite on and in Quartz from New Melones Reservoir, Calaveras Co., California, USA [db_pics/pics/D483g.jpg]

Large, well formed cluster of Quartz crystals, an undamaged floater. There are small crystals of Axinite both on the surface and included within the Quartz. I have seen larger crystals of Axinite included in other Quartz crystals from the locality, but in terms of the Quartz, this is the finest floater cluster I've seen. (click on a page number to go to that page:)

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*133*	*134*	*135*	*136*	*137*	*138*	*139*	*140*	*141*	*142*	*143*

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