Apatite
Definitions
A calcium fluoride phosphate of variable composition, sometimes used in the manufacture of fertilizer, as a gemstone, and (in powdered form) as a pigment, and also produced biologically in bones and teeth.
Equivalents
Examples
“We had prepared, by precipitation methods, finely divided crystalline apatites that were similar in crystal size and x-ray diffraction profile to bone apatite.”
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.
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