Red Calcite

At Namaste Bookshop you will find this mineral specimen, Red Calcite (shop SKU CGRC49).

Calcite is calcium carbonate, a soft mineral that can form in many colors and crystal habits, including columnar 'vortex' shapes. Because it is soft, it is best kept dry and handled gently.

Natural stones vary in color, clarity, and shape, so the piece you receive will have its own character even when the weight or grade is listed. Red Calcite. A crystal or mineral item matching the material, shape, finish, size, and origin stated in the title.

• SKU: CGRC49

You can see this one in person at Namaste Bookshop, 2 West 14th Street near Union Square in New York City, or order it online.