Dioptase - Mineral Specimen calcite crystals natural a member of the epidote

a member of the epidote group of silicate minerals

Lizardite is mainly light lime green

Large  (4-6 Cubes)                                                                                                            Approximate Size of 1 Piece: 5

Approximate Size of 1 piece: 6cm x 5

The agatization occurs when mineral-rich groundwater permeates the shell

Dioptase - Mineral Specimen calcite crystals natural a member of the epidoteMined from: Renville Mine, Pool Department, Republic of the Congo Description: This dioptase specimen shows dense coverage of deep emerald to blue green crystals across a rough, iron stained matrix. The crystals are sharp and glassy, forming tight clusters with a mix of small prismatic and blocky forms that catch light well despite the darker saturation. Areas of earthy brown host rock and lighter mineral patches break up the surface, giving the piece