Sphalerite

Sphalerite

and as a precious metal for thousands of years

Aquamarine is a form of Beryl crystal long sought after as a gem and precious stone due to its beautiful blue-green hue and clarity

Amethyst has been sought after since ancient times as a gemstone and decorative object

The “Benz” part of the name comes from the tip of some calcite crystals which have a clearly defined three-pointed star of pyrite

many of which feature coatings of fine

Malachite is known for its deep green coloration

These pieces of cuboidal fluorite crystals in varying shades of dark green occur on a high contrast white-gray matrix

sometimes in the same formations

silky and lustrous texture of these fibrous Malachite specimens combined with the incredibly rich color make them deservedly popular among collectors

the so-called “Benz” calcite comes from specific formations in Hubei

Kataoua formation

Harpes (Scotoharpes) Trilobite