oolite dan diabas cadangan
cadangan
deposito di benua timur
Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
India
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
South Africa, Tanzania
Eropah
United Kingdom
Germany, Greece, Italy, Scotland, Turkey
lain
belum menemukan
antarctica, tanah penggembalaan
deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Kolumbia
Argentina, Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula
Central Australia, New Zealand, Queensland, Western Australia
