Marin Mineral Company - Selected Specimens

Selected Specimens

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K773 - Alabandite $ 200
Merelani Hills, Arusha, Tanzania
thumbnail - 1.8 x 1.7 x 1.7 cm

(click on an image to enlarge)
Alabandite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K773aa.jpg]

Alabandite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K773ba.jpg]

Alabandite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K773ca.jpg]

Alabandite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K773da.jpg]

Alabandite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K773ea.jpg]

Hard to find thumbnail-sized octahedral Alabandite crystal. Good quality, nearly undamaged with only one small nick. Nearly complete with some grooves, attached Calcite on some lower faces, has about as good as luster as you get with these. These are considered by many as the best of species and are certainly the largest ever found.

K771 - Diopside $ 130
Merelani Hills, Arusha, Tanzania
thumbnail - 1.4 x 0.7 x 0.4 cm

(click on an image to enlarge)
Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K771aa.jpg]

Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K771ca.jpg]

Diopside from Merelani Hills, Arusha, Tanzania [db_pics/pics/K771da.jpg]

Sharp single Diopside crystal with excellent luster, transparency. Better than average color for such a transparent crystal, and undamaged, complete all around.

K788 - Tanzanite $ 400
Merelani Hills, Arusha, Tanzania
thumbnail - 2.7 x 1.2 x 0.6 cm

(click on an image to enlarge)
Tanzanite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K788aa.jpg]

Tanzanite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K788ba.jpg]

Tanzanite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K788da.jpg]

Sharp single Tanzanite crystal with excellent luster, good transparency. Purple/blue with a yellow zone at the top. Undamaged and complete all around.

K789 - Tanzanite $ 225
Merelani Hills, Arusha, Tanzania
thumbnail - 2.7 x 0.7 x 0.6 cm

(click on an image to enlarge)
Tanzanite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K789aa.jpg]

Tanzanite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K789ca.jpg]

Tall, slender single Tanzanite crystal with excellent luster, transparency. Purple/blue with a yellow zone at the top. It's undamaged (there is a small indentation on one side that looks like a spot where another former crystal grew rather than damage), complete all around, and has a small sphere of white Calcite attached near the base.

K832 - Kulanite $ 280
Stoneman Camp, Young Creek, Yukon, Canada
thumbnail - 2.9 x 2.2 x 1.8 cm

(click on an image to enlarge)
Kulanite from Stoneman Camp, Young Creek, Yukon, Canada [db_pics/pics/K832a.jpg]

Kulanite from Stoneman Camp, Young Creek, Yukon, Canada [db_pics/pics/K832b.jpg]

Kulanite from Stoneman Camp, Young Creek, Yukon, Canada [db_pics/pics/K832c.jpg]

Exceptional specimen of the rare phosphate mineral Kulanite. These are often found as specimens with small drusy crystals. This specimen has a large isolated crystal/compound crystal (?) 1cm wide along with other smaller, isolated crystals. Out of an old collection.

K830 - Chalcocite $ 150
Flambeau Mine, Ladysmith, Wisconsin, USA
thumbnail - 2.3 x 2.1 x 1.6 cm

(click on an image to enlarge)
Chalcocite from Flambeau Mine, Ladysmith, Wisconsin, USA [db_pics/pics/K830a.jpg]

Chalcocite from Flambeau Mine, Ladysmith, Wisconsin, USA [db_pics/pics/K830b.jpg]

Chalcocite from Flambeau Mine, Ladysmith, Wisconsin, USA [db_pics/pics/K830c.jpg]

Cluster of well formed Chalcocite crystals with a dark blue, irridescent color. Main crystal is 2.2cm in size.

K846 - Zircon $ 325
Mozambique
miniature - 4 x 3.5 x 2.5 cm

(click on an image to enlarge)
Zircon from Mozambique [db_pics/pics/K846a.jpg]

Zircon from Mozambique [db_pics/pics/K846b.jpg]

Zircon from Mozambique [db_pics/pics/K846c.jpg]

Large single Zircon crystal, complete all around and undamaged. These are fairly new and I've only seen a few of them so far. Weighs 78 grams.

K828 - Chrome Tourmaline with Quartz, Calcite $ 225
Landani, Tanzania
thumbnail - 2 x 1.7 x 1 cm

(click on an image to enlarge)
Chrome Tourmaline with Quartz, Calcite from Landani, Tanzania [db_pics/pics/K828a.jpg]

Chrome Tourmaline with Quartz, Calcite from Landani, Tanzania [db_pics/pics/K828b.jpg]

Chrome Tourmaline with Quartz, Calcite from Landani, Tanzania [db_pics/pics/K828c.jpg]

Chrome Tourmaline with Quartz, Calcite from Landani, Tanzania [db_pics/pics/K828d.jpg]

Chrome Tourmaline with Quartz, Calcite from Landani, Tanzania [db_pics/pics/K828e.jpg]

High quality, glassy 8mm Chrome Tourmaline (Dravite) on matrix. Small specimen, but a real jewel of a Tourmaline. Undamaged crystal that is transparent with great bright green color.

K838 - Brucite $ 300
Killa Saifullah, Balochistan, Pakistan
large cabinet - 16 x 11 x 4.5 cm

(click on an image to enlarge)
Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/K838a.jpg]

Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/K838b.jpg]

Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/K838c.jpg]

Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/K838d.jpg]

Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/K838e.jpg]

Large matrix Brucite specimen from recents finds of what is the world's best Brucite. These are currently abundant, but mostly as smaller specimens without matrix. Undamaged specimen with large, translucent clusters of Brucite.

K837 - Pyrite on Tetrahedrite $ 175
Casapalca Mine, Huarochiri Province, Lima, Peru
thumbnail - 3 x 2.5 x 2 cm

(click on an image to enlarge)
Pyrite on Tetrahedrite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/K837a.jpg]

Pyrite on Tetrahedrite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/K837b.jpg]

Pyrite on Tetrahedrite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/K837c.jpg]

Pyrite on Tetrahedrite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/K837d.jpg]

Cluster of Tetrahedrite crystals with coatings of Pyrite on select faces. Crystals reach 1.8cm on edge.

K822 - Spinel $ 200
Kagoro, Kaduna State, Nigeria
thumbnail - 0.8 x 0.8 x 0.3 cm

(click on an image to enlarge)
Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K822a.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K822b.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K822c.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K822d.jpg]

Translucent blue spinel crystal, a larger sized Spinel-twinned crystal. Slight edge/tip damage, but overall very good. These were first discovered in 2001 and are found mostly of industrial quality. Though they don't get very large, the color is spectacular. It's on the large size range and has very good color. Studies have shown these to be very high in Zinc and could be labelled as Gahnite.

K823 - Spinel $ 200
Kagoro, Kaduna State, Nigeria
thumbnail - 0.7 x 0.7 x 0.5 cm

(click on an image to enlarge)
Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K823a.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K823b.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K823c.jpg]

Spinel from Kagoro, Kaduna State, Nigeria [db_pics/pics/K823d.jpg]

Translucent blue spinel crystal, an uncommon medium sized perfect crystal. Undamaged and complete. These were first discovered in 2001 and are found mostly of industrial quality. Though they don't get very large, the color is spectacular. Studies have shown these to be very high in Zinc and could be labelled as Gahnite.

K831 - Grossular $ 40
Los Gavilanes, Tecate, Baja Norte, Mexico
thumbnail - 3 x 2.5 x 2 cm

(click on an image to enlarge)
Grossular from Los Gavilanes, Tecate, Baja Norte, Mexico [db_pics/pics/K831a.jpg]

Grossular from Los Gavilanes, Tecate, Baja Norte, Mexico [db_pics/pics/K831b.jpg]

Grossular from Los Gavilanes, Tecate, Baja Norte, Mexico [db_pics/pics/K831c.jpg]

Grossular from Los Gavilanes, Tecate, Baja Norte, Mexico [db_pics/pics/K831d.jpg]

Pink Grossular garnets on matrix from northern Baja California.

K882 - Calcite on Fluorite $ 450
Hardin Co., Illinois, USA
small cabinet - 6 x 4 x 3 cm

(click on an image to enlarge)
Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882a.jpg]

Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882b.jpg]

Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882c.jpg]

Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882e.jpg]

Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882f.jpg]

Calcite on Fluorite from Hardin Co., Illinois, USA [db_pics/pics/K882g.jpg]

Calcite crystals to 2.5cm on translucent purple cubes of Fluorite. The smaller Calcites are like gems, and aside from a couple incomplete crystals on the edge, are all undamaged. This is an old piece I've owned for about 45 years.

K956 - Fergusonite $ 250
Ishikawa, Japan
thumbnail - 2.2 x 1.5 x 0.6 cm

(click on an image to enlarge)
Fergusonite from Ishikawa, Japan [db_pics/pics/K956a.jpg]

Fergusonite from Ishikawa, Japan [db_pics/pics/K956b.jpg]

Fergusonite from Ishikawa, Japan [db_pics/pics/K956c.jpg]

Well formed single crystal of Fergusonite, a rare Yttrium nobium oxide species. Single crystal complete all around and sharp for the species - a hard to find species in good crystals. A rare addtion to a thumbnail suite or Japanese collection. (click on a page number to go to that page:)

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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*	*134*	*135*	*136*	*137*	*138*

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