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apatite
[ ap-uh-tahyt ]
noun
- a common mineral, calcium fluorophosphate, Ca 5 FP 3 O 12 , occurring in individual crystals and in masses and varying in color, formerly used in the manufacture of phosphate fertilizers.
apatite
/ 藞忙辫蓹藢迟补瑟迟 /
noun
- a pale green to purple mineral, found in igneous rocks and metamorphosed limestones. It is used in the manufacture of phosphorus, phosphates, and fertilizers. Composition: calcium fluorophosphate or calcium chlorophosphate. General formula: Ca 5 (PO 4 ,CO 3 ) 3 (F,OH,Cl). Crystal structure: hexagonal
apatite
- Any of several usually green, transparent, hexagonal minerals consisting of calcium phosphate with either fluorine, hydroxyl, chlorine, or carbonate. Apatite occurs in igneous, metamorphic, and sedimentary rocks, and is used as a source of phosphate for making fertilizers. Chemical formula: Ca 5 (PO 4 CO 3 ) 3 (F,OH,Cl).
亚洲网紅露点 History and Origins
亚洲网紅露点 History and Origins
Origin of apatite1
Example Sentences
This work was focused primarily on the mineral apatite, which contains volatile elements in its mineral structure.
In an interview, Dr. Griffin said her paper, titled 鈥淥rigin of correlated isolated flat bands in copper-substituted lead phosphate apatite,鈥 did not confirm the hype.
A paper posted by researchers in South Korea a few days ago claims that modifying the mineral apatite produces a superconductor that works at ordinary temperatures and pressures.
The researchers are inspecting a blue crystal of the mineral apatite for lines left by the decay of uranium, but it's a long shot.
He fished out bits of quartz, feldspar and apatite 鈥 a phosphate mineral like that found in bones and teeth.
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