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S20723 - Calcite - $550
Egremont, West Cumberland Iron Field, Cumbria, England

Overall Size: 3.3 x 2.5 cm


This specimen is high quality transparent crystals comfortably placed on top of each other with some matrix showing which is always nice. Very glassy and smooth faced calcite.

S20726 - Calcite - $750
Aghbar Mine, Bou Azer District, Ouarzazate Province, Morocco

Overall Size: 3 x 2 cm


This cobaltoan calcite is stunningly beautiful, with a vibrant, bright and bold clean color. Considerably fuchsia pink. On top of that, all crystals are intact and well positioned, making this thumbnail particularly fine.

S20728 - Diamond - $3000
De Beers Mine, Kimberley, Northern Cape, South Africa

Overall Size: 1 x 0.7 cm


This classic style of diamond recovered from Kimberley immediately stands out in hand. The crystal is bright and clear, however by adding light it aggressively turns to an unbelievable gem! Great opportunity to obtain one of these South African treasures.

S20731 - Covellite - SOLD
Leonard Mine, Butte District, Silver Bow Co., Montana

Overall Size: 2.6 x 1.7 cm


The iridescent blue-black film of this covellite adds appeal to an otherwise gray sulfide. Damage wise its bladed cluster is in excellent shape with a high-level of quality. This bright, old-time specimen is a true American classic.

S20733 - Pyrite - $350
Ambas Aguas, Muro de Aguas, La Rioja, Spain

Overall Size: 2.5 x 1.6 cm


Although common this balanced and aligned matched set of crystals stand out nicely as seen in photos from each side. Nice for a pyrite thumb.

S20735 - Copper - $750
Itauz Mine, Karagandy Province, Kazakhstan

Overall Size: 3.6 x 1.5 cm


This is an incredibly fine example of twinned copper. Just look at it! A copper forming a perfect feather of mesmerizing fringed twins. An exemplary specimen in this size range and remarkable to see in person.

S20738 - Fluorite with Quartz - $400
Johannesschacht Mine, Wolsendorf, Bavaria, Germany

Overall Size: 3.5 x 2.5 cm


A striking combination specimen that is different in look. This eisenkiesel variety of quartz is evenly colored inclusions of red hematite, seen here with a rarer shade of purple fluorite.

S20739 - Barite with Fluorite - $450
Denton Mine, Harris Creek District, Hardin Co., Illinois

Overall Size: 3.2 x 2 cm


This golden barite features slightly translucent bladed crystals amid purple fluorite. A specimen collected in the mid-1980s. The piece is in great condition and entirely free of chips.

S20740 - Fluorite with Quartz - SOLD
Johannesschacht Mine, Wolsendorf, Bavaria, Germany

Overall Size: 2.5 x 1.5 cm


A fine and appealing combination of purple fluorite and red quartz. This eisenkiesel variety of quartz is evenly colored inclusions of hematite. An undamaged and etched corner complete all around.

S20743 - Azurite - $350
Touissit, Oujda-Angad Province, Oriental Region, Morocco

Overall Size: 3.3 x 1.1 cm


This electric-blue azurite features slightly divergent growth ending in sharp flat terminations. Contacting is very limited and hard to see in person, otherwise very glassy and bright with a natural shine on every face.

S20745 - Tennantite - $350
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia

Overall Size: 2.3 x 1.6 cm


An excellent, two-sided group of tennantite from Tsumeb. This piece is without damage and complete all around.

S20746 - Smithsonite - SOLD
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia

Overall Size: 2.7 x 2.2 cm


A beautifully crystallized, quality thumbnail of smithsonite seen here in sharp rhombohedral habit to 0.8 cm. This shade of copper-rich smithsonite has to be one of the most pleasing from Tsumeb. A concentrated luminous glow. Add to that the desirable historic locality and a full thumbnail.

S20748 - Gratonite - $300
Excelsior Mine, Cerro de Pasco, Pasco Province, Pasco Department, Peru

Overall Size: 2.5 x 2 cm


This specimen is a very sharp crystal group of classic growth. An outstanding thumbnail of gratonite nicely set on matrix from the type locality. They are considered best of species.

S20751 - Chrysoberyl - $1200
Itaguacu, Espirito Santo, Brazil

Overall Size: 1.6 x 1.6 cm


An old-time chrysoberyl from the 1940 find by Allan Caplan. This sixling is transparent and glassy, more so than shown. A tad on the smallish side though its form makes up for it.

S20753 - Euclase - $450
Santana do Encoberto, Sao Sebastiao do Maranhao, Minas Gerais, Brazil

Overall Size: 2.2 x 0.7 cm


Very glassy and smooth faced crystal. This euclase is astonishing for two reasons, for one the crystal is without cleaves, and for another it is doubly terminated. This gem crystal, collected long ago, is a Brazilian treasure today.

S20756 - Vesuvianite - $500
Jeffrey Mine, Asbestos, Quebec, Canada

Overall Size: 2.6 x 1.8 cm


An excellent and super-rich purple specimen of manganoan vesuvianite. Chipping is very limited and found only in a few areas, otherwise stunning and highly glassy.

S20758 - Ferberite with Quartz - $150
Siglo Veinte Mine, Llallagua, Potosi Department, Bolivia

Overall Size: 1.7 x 1.5 cm


Ferberite from Llallagua is much less common than from other Bolivian mines. This is a particularly fine group of lustrous crystals nicely attached to each other. The piece is in good condition.

S20762 - Quartz (Var. Amethyst) - $150
Thomas Range, Juab Co., Utah

Overall Size: 2.5 x 1.5 cm


A choice pale violet cluster of amethyst from the Thomas Range in Utah. Crystals measure up to 1.7 cm, a nice sized one considering it is kind of rare in rhyolite. This one is highly glassy and free of chips.

S20764 - Columbite-(Fe) - $400
Minas Gerais, Brazil

Overall Size: 3 x 1.8 cm


This columbite is quite a bit better than it appears here. Very sharp and smooth faced crystal. The piece is from past production and comes with a faded label dating to the 1960s.

S20766 - Cuprite with Copper - $400
Chino Mine, Santa Rita District, Grant Co., New Mexico

Overall Size: 3 x 1.3 cm


A sparkling association piece from this important open-pit mine that began production in 1910. The way this thing is put together give it fascinating composition, with cuprites dangling from treelike copper.

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