Polished freeform of banded pink manganoan calcite from Pakistan. This specimen is very well defined with beautiful banded concentric patterns. Thi...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite with Cuprite crystals. The Silver ...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite. The Silver exhibits a well define...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite with metallic silver rhombic Cupri...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite on matrix. The Silver exhibits a w...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa.Cretaceous Age 65 million years Carcharodontosaurus...