Clinoclase, Malachite
Mammoth Mine (Mammoth shaft), Tintic District, East Tintic Mts, Juab Co., Utah, USA
Toenail, 3.1 x 2.8 x 1.5 cm
An OLD-TIME and showy specimen of mostly botryoidal, blue-gray clinoclase bordered by nicely contrasting malachite from the famous Mammoth Mine, Tintic District, Utah. Clinoclase is a rare copper arsenate and this is highly representative, classic material of the species and famous locality. Comes with old label. Ex. John Ydren Collection.