Cobalt Calcite - Mineral Size:Small K)AlSi3O8)

K)AlSi3O8)

Alexandrite

Approximate Size of 1 piece: 45mm x 42mm x 30mm

These Mammoth bone fragments contain both a portion of the external wall as well as the inner porous of the bone

Brace them on a wood stand

Cobalt Calcite - Mineral Size:Small K)AlSi3O8)Mined from: Bou Azzer Mine, Ouisselsate Cadat, Amerzgane Cercle, Ouarzazate Province, Dra Tafilalet Region, Morocco Description: Cobalt Calcite is a type of calcite (CaCO) that has cobalt ions substituting for some of the calcium in the crystal lattice. This substitution gives the calcite its distinctive pink to reddish color, which can range from pale to vibrant hues depending on the concentration of cobalt. The mineral typically forms in crystals or