Mixed Minerals — Marin Mineral

Mixed Minerals
June 3, 2022 · 11 specimens

MK524 - Hematite with Quartz $500 available

Veta Grande, Quartzite, Dome Rock Mtns., La Paz Co., Arizona, USA
Small Cabinet - 7.5 x 6.5 x 1.5 cm

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Brilliant black Hematite crystals with Quartz crystals from the well known Veta Grande claim near Quartzite, Arizona. The hematite crystals reach 1.4cm in size. There are 3 main crystals with other smaller crystals present.

MK525 - Fluorite sold

Shangbao Mine, Hunan, China
Small Cabinet - 6 x 4 x 2 cm

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Transparent purple Fluorite from the Shangbao Mine in China. The specimen is composed of a thin matrix with Fluorite crystals on both sides. The Fluorite have the high quality and bevelled edges typical of this mine.

MK528 - Ilvaite sold

No. 1 Mine, Huanggang deposit, Chifeng City, Inner Mongolia, China
Cabinet - 10 x 3.5 x 3 cm

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Large, doubly-terminated single Ilvaite crystal from China. A very large example, complete all around and in near pristine condition. Glossy luster and excellent as is, but has never been cleaned and could be improved if desired.

MK529 - Azurite $350 available

Milpillas Mine, Cuitaca, Sonora, Mexico
Small Cabinet - 7.5 x 6 x 1.8 cm

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Deep blue crystals of Azurite on white matrix from the Milpillas Mine. This is the highly translucent 'Gem' Azurite sometimes found at this mine. The main crystal is doubly-terminated and 2.2cm long.

MK530 - Azurite $950 available

Milpillas Mine, Cuitaca, Sonora, Mexico
Miniature - 4.5 x 4 x 2.5 cm

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Cluster of deep blue, diamond-shaped crystals of Azurite from the Milpillas Mine. Complete all around and in near pristine condition with crystals to 3.2cm. Outstanding, showy specimen.

MK531 - Manganotantalite $250 available

Alto Ligonha, Zambezi Prov., Mozambique
Thumbnail - 2.2 x 1.5 x 0.8 cm

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Deep red Manganotantalite crystal from the Alto Ligonha pegmatites. Complete all around with stepped termination.

MK532 - Manganotantalite sold

Alto Ligonha, Zambezi Prov., Mozambique
Thumbnail - 2 x 1.5 x 1.2 cm

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Deep red Manganotantalite crystal from the Alto Ligonha pegmatites. Complete all around with a flat termination.

MK535 - Spinel $1,250 available

Mahenge, Morogoro, Tanzania
Miniature - 4 x 3 x 3 cm

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Large, complete purple/red Spinel crystal in a white Calcite matrix. The Spinel is 2.8cm in size and one of the best I've seen. The crystal is complete and has a smaller crystal intergrown on one side and another crystal below it. Ex. Tim Sherburn collection.

MK536 - Spinel sold

Mahenge, Morogoro, Tanzania
Thumbnail - 2.5 x 2 x 2 cm

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Complete single purple/red Spinel crystal with attached Calcite. The crystal is complete all around with stepped growth on the backside.

MK537 - Spinel $150 available

Mahenge, Morogoro, Tanzania
Thumbnail - 3 x 2.8 x 2 cm

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Showy specimen of pink Spinel crystals in Calcite matrix. The crystals reach 1.4cm in size and are complete and undamaged though the main crystal has stepped growth/indentaion on one side.

MK538 - Sapphire sold

Hunza Valley, Gilgit, Pakistan
Miniature - 3.5 x 1.5 x 1.5 cm

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Pink Sapphire crystal on a marble matrix with dark red mica crystals. The Sapphire measures 2cm in length, is translucent, and has good crystal form.

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