The Cruzeiro mine is one of the world’s most famous gemstone and mineral specimen sites. ......2023-05-19

Minerals have an array of physical properties. ......2023-05-19

At present, there are more than 3,000 kinds of minerals discovered on the earth. ......2023-05-19

Mineral crystal stones are the crystals of different shapes and colors formed by various minerals. ......2023-05-19

Beryl is a generic term for a group of gems made of mineral beryl, which has different colors. ......2023-05-18

Quartz is one of the major rock-forming minerals, generally referring to low quartz. ......2023-05-18

As a silicate mineral, epidote is green in different shades, colorless or yellowish green. ......2023-05-18

Fluorite is a common mineral found in many parts of the world. ......2023-05-18

Calcite is a kind of calcium carbonate mineral. ......2023-05-18

Hemimorphite is a component of calamine and mainly related to zinc and ZnCO3. ......2023-05-18

This native gold is now the largest one in the world. ......2023-05-18

Native silver is a silver mineral without being smelted. ......2023-05-18