Apatite
Properties
| Formula | Ca5(PO4)3(OH,F,Cl) |
| Abbreviation | Ap |
| Variants | lunar, pegmatite, synthetic |
| Classification | Apatite (group) |
| Members | Chlorapatite, Collophane, Hydroxylapatite, Fluorapatite |
| Luminescence emitters | Ce, Dy, Er, Eu, Gd, Ho, Intrinsic, Mn, Nd, Pr, REE, Sm, Tb, Tm, Unspecified, UO2, Yb |
| Spectra | Luminescence (5), Reflectance (3) |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Related materials | Apatite (group) |
| Crystal symmetry | Hexagonal, Point group 6/m, Space group P63/m (#176) |
| Tags | Orthophosphate , Phosphate, Phosphate , Synthetic, Informal , Orthophosphate |
Composition
| Element | Wt% |
|---|---|
| H | 0.07 |
| Ca | 39.36 |
| P | 18.25 |
| O | 38.76 |
| F | 1.24 |
| Cl | 2.32 |
| Total: | 100 |
References
| Reference | Lines | Spectra | Images |
|---|---|---|---|
| Barbarand & Pagel 2001 | 21 | 0 | 0 |
| Gaft et al. 1998 | 28 | 0 | 0 |
| Gaft et al. 2005 | 44 | 0 | 0 |
| Hamblen 2003 | 0 | 0 | 4 |
| Kempe & Götze 2002 | 11 | 0 | 0 |
| Leverenz 1968 | 1 | 0 | 0 |
| Mariano & Ring 1975 | 12 | 0 | 0 |
| Marshall 1988 | 13 | 0 | 0 |
| CSIRO CL spectra 2016 | 19 | 1 | 0 |
| CSIRO/WUStL Apollo 12 (2019) | 0 | 1 | 0 |
| Pejcic et al. 2022 (EP2022-5804) | 0 | 2 | 0 |
| Pejcic et al. 2021 (EP2021-1148) | 0 | 1 | 0 |
| Portnov & Gorobets 1969 | 8 | 0 | 0 |
| Rahman et al. 2020 | 0 | 1 | 0 |
| Roeder et al. 1987 | 10 | 0 | 0 |
| Torpy et al. 2020, luminescence | 6 | 2 | 1 |
| Torpy et al. 2020, luminescence, other | 0 | 2 | 0 |