Works of "Research Collection"
Place Collected: Bear Lake Mine
Place Collected: Deep River
Place Collected: Chicote Grande, middle Of Andes
Place Collected: Bear Lake Mine
Place Collected: Espanola
Place Collected: Espanola
Place Collected: Lavra Da Ilha
Place Collected: George Earle Farm
Place Collected: San Jose Mine
Place Collected: Bear Lake Mine
Place Collected: Bear Lake Mine
Place Collected: Bear Lake Mine