Semseyite

Baia Sprie Mine (Felsobánya Mine) | Baia Sprie | Maramureș | Romania

Size: 5.7 x 3.0 x 1.6 cm

Price: € 350.00 ~ 406.49 $
incl. VAT, excl. Shipping Costs

Radial clusters of prismatic, steel-gray, metallic Roman sword-shaped Semseyite crystals up to 1 cm tall are associated with some Galena on S ...

Jacobsite

Wessels Mine | Kuruman | Kalahari-Mn-Fields | South Africa

Size: 4.6 x 3.1 x 1.2 cm

Price: € 850.00 ~ 987.19 $
incl. VAT, excl. Shipping Costs

This is certainly one of the largest and richest Jacobsite specimens we have had for sale in recent years. The display side is literally cove ...

Kleinite

McDermitt Mine | Opalite Mining Dist. | Humboldt Co. | Nevada | USA

Size: 3.8 x 2.9 x 2.5 cm

Price: € 250.00 ~ 290.35 $
incl. VAT, excl. Shipping Costs

This is a very rich and colorful specimen of Kleinite on a brecciated andesitic pyroclastic matrix. It was apparently recovered before its cl ...

Charlesite

Wessels Mine | Kuruman | Kalahari-Mn-Fields | South Africa

Size: 4.4 x 3.6 x 2.2 cm

Price: € 400.00 ~ 464.56 $
incl. VAT, excl. Shipping Costs

A very excellent miniature-sized specimen of the rare and geochemically extremely complex mineral species Charlesite which is member of the E ...

Gratonite

Excelsior Mine | Cerro de Pasco | Pasco Department | Peru

Size: 3.3 x 2.5 x 2.1 cm

Price: € 2,800.00 ~ 3251.92 $
incl. VAT, excl. Shipping Costs

We are looking at one of the best small miniature-sized Gratonite we have ever laid our hands on. It comes from the TYPE LOCALITY, the Excels ...

Franckeite Ex Richard A. Kosnar

San José Mine | Oruro | Cercado Province | Oruro | Bolivia

Size: 8.2 x 4.5 x 2.3 cm

Price: € 950.00 ~ 1103.33 $
incl. VAT, excl. Shipping Costs

Franckeite, a rare Lead-Antimony Sulfosalt, commonly occurs as tabular crystal clusters intergrown in ore matrix. Free-standing crystals of F ...

Schneiderhohnite Ex Dr. Gerd Tremmel coll.

Urucum Mine | Galiléia | Doce Valley | Minas Gerais | Brazil.

Size: 5.1 x 3.5 x 1.6 cm

Price: € 850.00 ~ 987.19 $
incl. VAT, excl. Shipping Costs

Actually Schneiderhohnite is a part of Tsumebs "Holy Grail Species", but here we have a super fine specimen from well known Brazilian locale ...

Hedyphane

Apex Mine | San Carlos | Manuel Benavides Mun. | Chihuahua | Mexico

Size: 8.1 x 4.3 x 3.3 cm

Price: € 750.00 ~ 871.05 $
incl. VAT, excl. Shipping Costs

Here we have a superb specimen, loaded with several spherical aggregates of nicely crystallized Hedyphane from the well known Mexican locale ...

Fersmanite

Vein No. 1 of Labuntsov | Eveslogchorr | Khibiny | Murmansk Oblast | Russia

Size: 7.4 x 4.1 x 3.8 cm

Price: € 450.00 ~ 522.63 $
incl. VAT, excl. Shipping Costs

Here we see a fine and very rich specimen of the very rare sorosilicate Fersmanite which was named after Aleksandr Evgenievich Fersman, the f ...

Defernite

Kombat Mine | Kombat | Grootfontein | Otjozondjupa Region | Namibia

Size: 6.0 x 3.9 x 2.7 cm

Price: € 340.00 ~ 394.88 $
incl. VAT, excl. Shipping Costs

This is a fine piece with a matrix consisting of granular Hematite. It features wonderful, embedded brown and light yellowish-gray crystals a ...

Defernite

Kombat Mine | Kombat | Grootfontein | Otjozondjupa Region | Namibia

Size: 6.1 x 3.6 x 2.8 cm

Price: € 360.00 ~ 418.10 $
incl. VAT, excl. Shipping Costs

Here we have a typically granular Hematite bearing matrix with embedded brown and light yellowish-gray crystals and masses of SUPER-RARE spec ...

Sylvanite

Roşia Montană | Verespatak | Baia de Arieș | Alba | Transylvania | Romania

Size: 6.8 x 4.5 x 4.0 cm

Price: € 1,650.00 ~ 1916.31 $
incl. VAT, excl. Shipping Costs

Here we see a superfine specimen with numerous of well developed, sharp and mirror bright crystlas of Sylvanite scattered over the matrix. Sy ...