Location: Charcas, Mun. de Charcas, San Luis Potosi, Mexico

This crystal has a very light pink color that is hard to pick up in the pictures.

Danburite is named after the city of Danbury, Connecticut, where this mineral was first described. Danburite is a calcium boron silicate mineral and has a Mohs hardness of 7 to 7.5 and a specific gravity of 3.0. The mineral has an orthorhombic crystal form and is usually colourless, , but can also be pink, pale yellow or yellowish-brown.

Size: 2.95 x 1.45 x 1.05 inches