Chocolate dogtooth calcite, large Dragon's Blood Jasper On the back is a

On the back is a messy mix of semi-formed glossy yellow-tinted crystal and white honeycomb mineral

25 x 1 x 1"

or knobby "ear" with raised rims of concentric banding

including the flat breaks on the bottom

Approx weight: 42g

Chocolate dogtooth calcite, large Dragon's Blood Jasper On the back is aLocale: Santa Eulalia, Chihuahua, Mexico Approx size: 4 x 3 x 2. 5" Approx weight: 652g (about 1 1 3 lb) Known by the trade name "chocolate dogtooth calcite," this type of calcite from the famed Santa Eulalia mining district grows in hedgehog clusters of sharp dogtooth (scalenohedral) crystals. The variety gets its distinctive opaque brown appearance from iron oxides; a layer of hematite included calcite is deposited on the surface during a later