Diaboleite

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

Size: 4.5 x 2.8 x 2.1 cm

Price: € 4,600.00 ~ 4780.78 $
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-Sai ...

Argentopyrite & Pyrargyrite

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

Size: 8.0 x 5.3 x 2.9 cm

Price: € 900.00 ~ 935.37 $
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 mea ...

Ephesite

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

Size: 5.9 x 5.8 x 3.1 cm

Price: € 1,500.00 ~ 1558.95 $
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 ...

Boracite

Glückauf Mine | Sondershausen | Kyffhäuser District | Thuringia | Germany

Size: 5.3 x 3.3 x 3.2 cm

Price: € 650.00 ~ 675.54 $
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 ...

Cryolite & Siderite

Ivigtut | Arsuk Fjord | Sermersooq | Greenland

Size: 7.1 x 5.0 x 3.2 cm

Price: € 350.00 ~ 363.75 $
incl. VAT, excl. Shipping Costs

This superb combination specimen with large, white to colorless translucent cleaves of Cryolite and olive-brown translucent Siderite rhombohe ...

Niobophyllite & Aegirine

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 6.7 x 4.0 x 1.5 cm

Price: € 900.00 ~ 935.37 $
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 ...

Niobophyllite & Aegirine

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 5.0 x 3.6 x 2.6 cm

Price: € 350.00 ~ 363.75 $
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 Niobo ...

Helvine Caysichite-(Y)

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 8.7 x 7.6 x 4.1 cm

Price: € 1,800.00 ~ 1870.74 $
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 ...

Cerianite-(Ce) & Epididymite

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 9.0 x 6.3 x 5.3 cm

Price: € 2,500.00 ~ 2598.25 $
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 ...

Epididymite TWINNED

Mount Malosa | Zomba Plateau | Chilwa Alkaline Area | Malawi

Size: 4.3 x 2.9 x 1.5 cm

Price: € 2,500.00 ~ 2598.25 $
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. Ho ...

Siegenite & Dolomite

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

Size: 7.9 x 5.3 x 3.9 cm

Price: € 800.00 ~ 831.44 $
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 ...

Plagionite on Galena

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

Size: 10.4 x 6.5 x 3.5 cm

Price: € 2,500.00 ~ 2598.25 $
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 th ...