coquina dan gabro cadangan
Asia
Not Yet Found
India, Russia
Afrika
Not Yet Found
South Africa
Eropah
United Kingdom
Germany, Greece, Italy, Scotland, Turkey
lain
belum menemukan
tanah penggembalaan
Amerika Utara
USA
Canada, USA
Amerika Selatan
belum menemukan
Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
Not Yet Found
New Zealand, Queensland