Diaboleite

Mammoth-Saint Anthony Mine | Tiger | Mammoth | Pinal Co. | Arizona | USA

Size: 4.5x2.8x2.1cm

Price: € 4600.00 ~ 4833.22 $
incl. VAT, excl. Shipping Costs

Diaboleit is a very rare lead-copper-halide and here we have an exceedingly rich and well crystallized specimen from the famous Mammoth-Saint Anthony Mine of Tiger, Arizona. This is obv ...

Argentopyrite & Pyrargyrite

Gang Schildbach | Pöhla | Schwarzenberg | Erzgebirge | Saxony | Germany

Size: 8.0x5.3x2.9cm

Price: € 900.00 ~ 945.63 $
incl. VAT, excl. Shipping Costs

This is a shockingly good combination piece, richly covered with brassy and highly metallic crystals of rare silver-sulfide Argentopyrite measuring up to 3 mm, accompanied by also well fo ...

Ephesite

Gloucester Mine | Postmasburg Manganese Field | Northern Cape | South Africa

Size: 5.9x5.8x3.1cm

Price: € 1500.00 ~ 1576.05 $
incl. VAT, excl. Shipping Costs

This is a splendend specimen of relatively large, platy, pseudo-hexagonal Ephesite crystals to 1 cm, richly set on minor steel gray manganese matrix,- something you almost never see for s ...

Boracite

Glückauf Mine | Sondershausen | Kyffhäuser District | Thuringia | Germany

Size: 5.3x3.3x3.2cm

Price: € 650.00 ~ 682.96 $
incl. VAT, excl. Shipping Costs

This Boracites are not the typical modified crystals you see from Lower Saxony as usual,- these are from Thuringia and way more rare and even better in quality. Here we have several excee ...

Cryolite & Siderite

Ivigtut | Arsuk Fjord | Sermersooq | Greenland

Size: 7.1x5.0x3.2cm

Price: € 350.00 ~ 367.74 $
incl. VAT, excl. Shipping Costs

This superb combination specimen with large, white to colorless translucent cleaves of Cryolite and olive-brown translucent Siderite rhombohedrons with clear cleavage planes. The specimen ...

Niobophyllite & Aegirine

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 6.7x4.0x1.5cm

Price: € 900.00 ~ 945.63 $
incl. VAT, excl. Shipping Costs

A huge, bronze-colored and highly lustrous cluster of the extremely rare inosilicate Niobophyllite made up of smaller tabular crystals. Over the many years of active mining at the numerou ...

Niobophyllite & Aegirine

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 5.0x3.6x2.6cm

Price: € 350.00 ~ 367.74 $
incl. VAT, excl. Shipping Costs

What a wonderful miniature-sized specimen with epitaxial grown thin-tabular, bronze-colored and lustrous crystals of the extremely rare Niobophyllite, a member of the Apophyllite group. ...

Helvine Caysichite-(Y)

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 8.7x7.6x4.1cm

Price: € 1800.00 ~ 1891.26 $
incl. VAT, excl. Shipping Costs

An extremely rare combination specimen from high plateau of Mount Malosa, Malawi, with the Helvin/Genthelvin already being in a class of its own. A gigantic, dark brown, slightly altered ...

Cerianite-(Ce) & Epididymite

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 9.0x6.3x5.3cm

Price: € 2500.00 ~ 2626.75 $
incl. VAT, excl. Shipping Costs

This is an incredibly rich combination specimen packed with absolute rarities such as large snow-white clusters of the rare Sodium-Beryllium silicate Epididymite from the world-famous Mou ...

Epididymite TWINNED

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 4.3x2.9x1.5cm

Price: € 2500.00 ~ 2626.75 $
incl. VAT, excl. Shipping Costs

At first glance, this piece could be mistaken for Eudidymite, which is quite common in the East African alkali pegmatites at Mount Malosa. However, this piece is an excellently twinned, H ...

Siegenite & Dolomite

Sweetwater Mine | Ellington | Reynolds Co. | Missouri | USA

Size: 7.9x5.3x3.9cm

Price: € 800.00 ~ 840.56 $
incl. VAT, excl. Shipping Costs

This is a rare classic from the mid-west Sweetwater Mine: Just under 3 mm octahedral Siegenite crystals are assocated with some Chalcopyrite and Galena on white rhombohedral Dolomite crys ...

Plagionite on Galena

Pfannenberger Einigkeit Mine | Salchendorf | Siegen | Siegerland | North Rhine-Westphalia | Germany

Size: 10.4x6.5x3.5cm

Price: € 2500.00 ~ 2626.75 $
incl. VAT, excl. Shipping Costs

Good Plagionite specimens from the Pfannenberger Einigkeit Mine near Salchendorf in the Siegerland district are extremely rare, as many of these specimens are confused with similar-lookin ...