Phosphate is an ore made up of a mixture of several powdery components, the most abundant of which is that which contains phosphorus. The ore carrying almost all of the phosphorus in Togolese ore is «apatite». It dissolved in continental waters, where microorganisms favored the concentration of these solutions.
The results of the chemical and particle size analyses carried out on material dried at 105°C+ or -5°C give the following results characteristics below, in addition to some ratios.

Analysis / Ratio

Chemical - Table

The tabular content

Chemical - Graph

Content in graphical form


Size and distribution in grain classes

Interesting ratios

Other indicators ...