Apatite is the most abundant phosphorous mineral. It is the defining mineral for 5 on the Mohs scale of hardness and is often used for U/Th dating of orogenic processes.
HerkunftApatite from the Liliondo-Arusha Mine in Tanzania
- A Calcic-Phospahte.
- Sr is strongly enriched (2500 µg/g).
- LREE La-Sm enriched 75.0-1800 µg/g.
- Pb, Th, U are in the 10 to 100 µg/g range.
The chemical composition of minerals, the Earth's building blocks, is of interest for both industry and science.