Rutile

Rutile

Rutile, TiO2  is Titanium dioxide, and trimorphous with Anatase, and Brookite. It is a common accesssory mineral in high temperature, high pressure metamorphic rocks, and in igneous rocks. These specimens were collected by Jim Nicholls, co-founder of the club from Walpole road quarry, Mount Crawford, Australia. The quarry is described as being a Kaolin quarry with intersecting Quartz veins, which also contain numerous Rutile crystals.