Blue aragonite - Dongshuang mine, Yunan province, China
Aesthetic, airy specimen of stalactite cupriferous aragonite...
Aesthetic, airy specimen of stalactite cupriferous aragonite...
Aesthetic, airy specimen of stalactite cupriferous aragonite...
Copper-bearing aragonite with an attractive blue colour and...
An aesthetic, airy specimen of copper-bearing aragonite with...
Small slab of cupriferous aragonite with an attractive blue...
Stalactite aragonite with an attractive blue colour.2.5 x 2 x...
Stalactite aragonite with an attractive blue colour.2.2 x 1.9...
Small floating group of lilac-coloured amethysts with shiny...
A superb specimen featuring a bouquet of bright red,...
Proustite crystals (the largest measuring 2 x 0.5 cm) in very...
A small plate of millimetre-sized proustite crystals in very...
Proustite crystals (the largest measuring 2 x 0.8 cm) in very...
Specimen composed of a multitude of extremely brilliant...
Small group of centimetric and bright dioptase crystals.3.3 x...
Fine small floating plate of bright purple fluorite very...
Small, naturally brilliant, transparent quartz point (not...
Slightly smoky quartz associated with golden rutile needles...
Floating single crystal of tabular quartz with smoky edges in...
Piece composed of rosasite partially covered with small green...
Orange chalcedony stalagmite from near Sidi Rahal, Morocco.4.5...
A group of bright dioptases, with the main crystal measuring...
Fine single-crystal biterminated gem aquamarine.2.9 x 0.3 x...
High-quality diamond quartz on calcite and dolomite from the...
Vivid turquoise-blue hemimorphite, sparkling as it approaches...
Small group of green vesuvianites with well-formed crystals...
A group of differently oriented sceptered quartz amethysts,...
Orange halite crystallized around a thin branch of wood, from...
Single crystal of colorless sceptred quartz, with shiny...
A group of faden quartz in perfect condition, composed of...
RARE quartz with superb, well-formed pyrite inclusions...
Aerial or elongated specimen of hematite and rutile in...