Perovskite

Item Description

Perovskite is found in dozens of localities in Italy, and this particular specimen comes from the famed Malenco Valley. This full sized cabinet specimen features several sharp, well-formed, dark-brown colored pseudo-cubic (orthorhombic) crystal of Perovskite measuring up to 5 mm on edge sitting on massive white Calcite with dark greenish-black Serpentine and Tremolite. The Perovskite crystals are in good shape, though not all of them are 100% complete.
From the worldwide mineral collection of Albert Lewis Kidwell (January 1, 1919 - August 16, 2008). Al was a well-known mineral collector and research geologist with Carter Oil Company and later Exxon Oil Company in Houston, Texas. The phosphate species Kidwellite was named in his honor in 1974.