Economic Geology
Phosphorite-Economics – Economic Geology – Bulletin of the society of economic geologists, May 2017.
Sedimentary and Igneous Phosphate Deposits: Formation and Exploration: An Invited Paper
Peir K. Pufahl and Lee A. Groat
Fertoz is an organic fertilizer manufacturer and supplier. Our company markets and develops a range of organic fertilizers in North America and Australia.