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Needs some work here. Which phosphate minerals are found in practical and economic concentration for mining as a source of phosphates for fertiliser, etc. Needs an expert here. Eregli bob ( talk) 11:43, 17 March 2008 (UTC)
The article for superphosphate mentions it is made by adding sulfuric acid to calcium phosphate. But calcium phosphate is not listed as a phosphate mineral ! Well I have been to phosphate mine and fertilizer plant and seen them making it. Needs an expert to clarify here. Eregli bob ( talk) 11:49, 17 March 2008 (UTC)
I reviewed the Nickel-Strunz 10 ed database (non silicates) from webmineral.com. The list improves a lot by sorting the 08 Nickel-Strunz class: phosphates in IMA/CNMNC classes: phosphates, arsenates and vanadates. But there are some possible flaws:
Interesting to note is:
This
level-5 vital article is rated Start-class on Wikipedia's
content assessment scale. It is of interest to the following WikiProjects: | |||||||||||||||||||||
|
Needs some work here. Which phosphate minerals are found in practical and economic concentration for mining as a source of phosphates for fertiliser, etc. Needs an expert here. Eregli bob ( talk) 11:43, 17 March 2008 (UTC)
The article for superphosphate mentions it is made by adding sulfuric acid to calcium phosphate. But calcium phosphate is not listed as a phosphate mineral ! Well I have been to phosphate mine and fertilizer plant and seen them making it. Needs an expert to clarify here. Eregli bob ( talk) 11:49, 17 March 2008 (UTC)
I reviewed the Nickel-Strunz 10 ed database (non silicates) from webmineral.com. The list improves a lot by sorting the 08 Nickel-Strunz class: phosphates in IMA/CNMNC classes: phosphates, arsenates and vanadates. But there are some possible flaws:
Interesting to note is: