Mixed Minerals from the 2022 Tucson Show

Mixed Minerals from the 2022 Tucson Show
February 22, 2022 · 10 specimens

MK193 - Azurite, Malachite $600 available

Salairsky Mine, Kamenushinkoe Copper Deposit, Guryevsky area, Kemerovo Oblast, Russia
Small Cabinet - 8.5 x 3.5 x 0.4 cm

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Cut and polished slab of banded Azurite over Malachite. Banded Azurite is much less common than Malachite and this is a primo piece with a high polish on both sides. The top surface is crystallized Azurite. Both sides shown in photos.

MK195 - Carrollite sold

Kamoya South Mine, Kambove, Katanga, DR Congo
Thumbnail - 2.5 x 2.3 x 2 cm

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Superb single crystal of mirror lustrous Carrollite. The crystal is octahedral in form and complete all around with a point of contact on the base. It has natural indented surfaces on some faces. The indented areas are also well crystallized and it's complete all around.

MK197 - Uvite with Dolomite sold

Brumado Mine, Bahia, Brazil
Miniature - 3.7 x 3.1 x 2 cm

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Exceptionally large single 3.7cm Uvite crystal with smaller attached Uvites and white Dolomite crystals. Complete all around and in excellent condition. These are hard to find of this size and quality.

MK198 - Apatite, Siderite $350 available

Panasquiera Mine, Barroca Grande, Portugal
Miniature - 3.3 x 2.5 x 1.7 cm

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Glassy, transparent purple/blue Apatite crystals with attached Siderite crystals. The main crystal is 2.8cm tall.

MK199 - Andorite with Zinkenite $450 available

San Jose Mine, Oururo, Bolivia
Miniature - 4.2 x 3 x 2.8 cm

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Cluster of tabular Andorite crystals with an attached crystal spray of Zinkenite. Andorite is lead, silver, antimony sulfosalt with the best crystals coming from Bolivia.

MK200 - Colemanite sold

Extension 23, Baker Connection Fault, Boron Open Pit, Boron, Kern Co., California, USA
Cabinet - 11 x 7.5 x 5 cm

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Glassy, blocky Colemanite crystals lining a large vug. Colemanite from California is most commonly found as spikey, densely packed crystal groups and to have such jewel-like glassy crystals as these is uncommon. This was formerly in the Jim and Dawn Minette collection. Jim was the mine manager at Boron and had access to the very best minerals found there.

MK201 - Liddicoatite sold

Betafo District, Antananarivo Province, Madagascar
Miniature - 3.9 x 2.3 x 2.1 cm

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Thick, transparent red Liddicoatite (Tourmaline) crystal from Madagascar with beautiful form and color. Complete all around and undamaged with a fantastic termination that ends in a triangular shape at the tip. A deep cranberry red coloration that is lighter at the top, but with backlighting it's transparent for nearly the entire length with a dark zone at the central base. Weighs 31.34 grams.

MK203 - Wurtzite $350 available

Merelani Hills, Lelatema Mountains, Arusha Region, Tanzania
Miniature - 4.3 x 2.3 x 1.5 cm

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Large, wide translucent red/orange Wurtzite crystal from the Merelani Tanzanite Mines. These were found several years ago and were instantly recognized as the world's best for species. Good sized with nice form and flashes of red.

MK206 - Zincolivenite sold

Tsumeb, Namibia
Thumbnail - 1.7 x 1.5 x 1.5 cm

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Radial clusters of Zincolivenite (formerly Cuprian Adamite) on matrix from Tsumeb.

MK207 - Copper after Cuprite sold

Poteryaevskoe Mine, Rubtsovskoe Deposit, Western Siberia, Russia
Thumbnail - 2.4 x 1.9 x 1.8 cm

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Intergrown octahedrons of Copper that have replaced earlier Cuprite crystals. Complete all around and undamaged. This is an exceptional specimen as most of these have a coarser appearance due to larger subcrystals of Copper. This specimen has fine crystals of Copper which leads to much sharper overall form. Fine floater thumbnail with no points of attachement, perfect all around.

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