Marin Mineral
Mixed Minerals
November 22, 2012  ·  12 specimens

AF391 - Cuprite  sold

Mashamba West Mine, Shaba Province, Congo
Cabinet - 10 x 5 x 3 cm



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Cuprite Cuprite Cuprite

Cuprite crystals to 1.5cm on an uncommonly wide, flat Chrysocolla covered matrix. These came out years ago and are among my favorite Cuprite specimens as the Chrysocolla really sets off the Cuprite crystals. Crystals are undamaged with a few on the far right completely covered by the Chrysocolla.


AF411 - Sapphirine  sold

Anosy Region, Tulear Prov., Madagascar
Thumbnail - 1.3 x 1.3 x 1.3 cm



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Sapphirine Sapphirine Sapphirine

Dark Sapphirine crystal of particularly good form. Nearly a flaoter.


AF418 - Henritermierite on Ettringite  sold

Wessels Mine, Hotazel, Northern Cape Province, South Africa
Thumbnail - 2.5 x 1.8 x 1 cm



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Henritermierite on Ettringite Henritermierite on Ettringite Henritermierite on Ettringite

Red micro crystals forming rod-like groups in striking contrast to the matrix of yellow Ettringite crystals. Uncommonly attractive specimen of this very rare member of the Garnet group, which typically occurs as dark, unattractive specimens. With this specimen you get both rarity and beauty. This specimen was part of the special exhibit 'African Thumbnail Treasures' at the 2012 Munich mineral show.


A828 - Topaz  sold

Yunnan Province, China
Thumbnail - 2.1 x 1.9 x 1.5 cm



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Topaz Topaz Topaz

Gem quality Topaz crystal with complex, multi-faceted termination. Fine and undamaged.


A829 - Clinozoisite  sold

Tormiq, Gilgit, Pakistan
Miniature - 3.7 x 2.2 x 0.9 cm



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Clinozoisite Clinozoisite Clinozoisite

Intergrown pair of Clinozoisite crystals, undamaged with great luster. The high degree of transparency and the formation make this a great specimen.


US119 - Enargite  sold

Butte, Montana
Miniature - 4.2 x 3.5 x 3 cm



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Enargite Enargite Enargite

Aesthetic cluster of sharp, lustrous Enargite crystals to 1.8cm wide at the terminations. Pyrite and Quartz crystals provide accent at the base.


US122 - Calcite  sold

Alzada, Carter Co., Montana
Miniature - 4.2 x 3 x 2 cm



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Calcite Calcite Calcite

Translucent orange stalactites of Calcite.Old material no longer being found.Undamaged.


US123 - Calcite  sold

Alzada, Carter Co., Montana
Small Cabinet - 6.2 x 2.5 x 1.2 cm



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Calcite Calcite

Translucent orange stalactites of Calcite.Old material no longer being found.Main cluster of stalactites are undamaged with smallest side stalactite missing a tip.


US124 - Calcite  sold

Alzada, Carter Co., Montana
Small Cabinet - 6.2 x 2.4 x 1.5 cm



(click on an image to enlarge)

Calcite Calcite

Translucent orange stalactites of Calcite.Old material no longer being found.Undamaged.


US125 - Molybdenite  sold

Colorado
Small Cabinet - 7.5 x 3 x 2.5 cm



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Molybdenite Molybdenite

Bright Molybdenite covering both sides of white Quartz. I was told this was from the 'Henderson Mine'.


SA696 - Morganite  sold

Urucum Mine, Galileia, Minas Gerais, Brazil
Thumbnail - 1.9 x 1.6 x 1.6 cm



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Morganite Morganite Morganite Morganite

Light pink gem crystal in the rare dihexagonal dipyramid form. This is one of 3 such crystals obtained by Frank Melanson in 2011. This crystal (and one of the other two) have a rounded, psuedo-isometric appearance, looking similar in form to a garnet crystal.  For more information about these odd crystals, see the article here.


AF415 - Dioptase  sold

Tsumeb, Namibia
Thumbnail - 3 x 1.3 x 1.3 cm



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Dioptase Dioptase Dioptase Dioptase

Bright Dioptase crystals that appear to be stalactitic in form but are actually overgrown on needle-like crystals of an unidentified brown mineral. The specimen is columnar in form with bright sparkly crystals on all sides.  From the James Houran thumbnail collection who obtained it from the Sacco collection.This specimen was part of the special exhibit 'African Thumbnail Treasures' at the 2012 Munich mineral show. The Dioptase is especially bright and sparkly.


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