Asia
China
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Afrika
East Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Eropah
Italy
United Kingdom
lain
belum menemukan
belum menemukan
Amerika Utara
Not Yet Found
USA
Amerika Selatan
belum menemukan
Kolumbia
deposito di oceania benua
Australia
Queensland
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula