apatite
/ap-uh-tahyt/US // ˈæp əˌtaɪt //UK // (ˈæpəˌtaɪt) //
磷灰石,猿人,磷酸盐,硫酸铜
Definitions
n.名词 noun
- 1
- : a common mineral, calcium fluorophosphate, Ca5FP3O12, occurring in individual crystals and in masses and varying in color, formerly used in the manufacture of phosphate fertilizers.
Examples
Apatite, or mineral phosphate of lime, is found in large deposits in different places.
Apatite, ap′a-tīt, n. a phosphate of lime of great variety of colour.
Biotite, if present, is brown; epidote is yellow or colourless; rutile, apatite and quartz all occur with some frequency.
Phos′phorite, a massive radiated variety of apatite; Phos′phuret, a compound of phosphorus with a metal.
Apatite (phosphate of lime) and pyromorphite (phosphate of lead) contain a considerable amount of it.
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