Smithsonite - Mineral Specimen 120g Geological Age: Approximately 230 to

Geological Age: Approximately 230 to 200 million years ago

which makes it useful for converting heat into electricity

Two Cubes (one large primary cube + one mini cube) on Same MatrixApproximate Size of 1 Piece: 4

Approximate Weight for 1 piece: 8g

Smithsonite - Mineral Specimen 120g Geological Age: Approximately 230 toMined from: Tsumeb Mine area, Tsumeb, Oshikoto Region, Namibia Description: This piece shows classic botryoidal smithsonite with a vivid electric blue to turquoise color, forming rounded, grape like surfaces that flow over a contrasting brown matrix. The surface has a waxy to silky luster, with small hemispherical growths merging together into a smooth, almost liquid looking texture. Areas of exposed matrix break up the color and give the piece a more