Works of "Type Collection"
Place Collected: Riverside
Place Collected: Kropfmuh
Place Collected: on Vesuvius
Place Collected: St. Andreasberg
Place Collected: Westana Mine
Place Collected: 9 mi NE of Wausau
Place Collected: Langban Mine
Place Collected: near Rome
Place Collected: Greenbushes
Place Collected: Greenbushes
Place Collected: Domingo Mine