Estacion Trancas, Municipio de Aldama, Chihuahua, Mexico

Wheal Jane, Kea, Baldhu, Cornwall, England

Calton Hill Quarry, Buxton, Derbyshire, England

High Peak, Montgomery County, Arkansas, USA

Virtuous Lady Mine, Buckland Monachorum, Devon, England

Frazer's Hush Mine, Rookhope, Stanhope, County Durham, England

Andre Jachetti Mine, Artigas Department, Uruguay

Valeč Hyalite occurrences, Valeč, Karlovy Vary District, Karlovy Vary Region, Czechia

Ourika Valley, Marrakesh-Safi Region, Morocco

Republic Mine, Republic, Marquette County, Michigan, USA

Corinto, Minas Gerais, Brazil

Iraí, Rio Grande do Sul, Brazil

Diamond Acres, Fonda, Mohawk Township, Montgomery County, New York, USA