Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Russia, South Korea
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Western Africa
Eropah
England, France, Germany, Spain, United Kingdom
United Kingdom
lain
belum menemukan
belum menemukan
Amerika Utara
Canada, USA
USA
Amerika Selatan
Kolumbia
belum menemukan
deposito di oceania benua
Australia
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula
Central Australia, Western Australia