Assertion: phosphate | /r/HasProperty | the apatite group
Facets:
Source sentences:
text: The most common phosphate is the apatite group; common species within this group are fluorapatite (Ca 5 (PO 4 ) 3 F), chlorapatite (Ca 5 (PO 4 ) 3 Cl) and hydroxylapatite (Ca 5 (PO 4 ) 3 (OH)).