Rosell Minerales

Very good specimen of bultfonteinite forming white acicular crystals, with prisms slightly beige to orange of olmiite. Two rare species from a mining area well known for systematic collectors. Accompanied by tabular celestine crystals. Good size and better quality.

Size: 7.7 x 5.5 x 4.0 cm.

In this specimen we can see a group of lenticular sturmanite crystals, brilliant, with well defined faces and edges. Color is yellow to greenish. Noted for its size and transparency. A very good choice...

Size: 4.5 x 3.0 x 1.4 cm.
Main crystal: 12 x 10 mm.
Found in 2014.

In this specimen we can enjoy a rich group of lenticular sturmanite crystals orange, bright, with a yellow to orange color, transparent and with very sharp faces and edges. It is accompanied by rosettes of greenish brucite, a magnesium hydroxide. In the same specimen there are two very interesting species for systematic and aesthetic collectors.

Size: 4.3 x 3.4 x 2.8 cm.
Main crystal: 4 x 3 mm.
Found in 2014.

Most people do not know that these come from anywhere but Utah, but here is a Kalahari Manganese fields bixbyite specimen. A druse of highly lustrous, very sharp interpenetrated cubes of black bixbyite from this famous locality. An excellent specimen for the locality. A true rarity.

Size: 3.8 x 3.5 x 2.0 cm.
Main crystal: 8 x 7 mm.
Found in 2012.

Very good specimen of bultfonteinite forming white acicular crystals, with prisms slightly beige to orange of olmiite. Two rare species from a mining area well known for systematic collectors. Accompanied by tabular celestine crystals. Good size and better quality.

Size: 6.0 x 4.3 x 3.9 cm.
Found in 2004.