Microcline [ KAlSi3O8 ]
Material properties
| Formula | KAlSi3O8 |
| Abbreviation | Mcc |
| Classification | K feldspar |
| Member | Amazonite |
| Luminescence emitters | AlO4, Ce, Exsolution features, Fe, Mn, Pb, SiO4, Trapped hole |
| Spectra | Reflectance (1) |
| IMA Status | Grandfathered (pre-IMA), 1830 |
| Search other databases | webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Related materials | Orthoclase |
| Tags | Mineral, Aluminosilicate |
Composition
| Element | Atoms |
|---|---|
| K | 1 |
| O | 8 |
| Al | 1 |
| Si | 3 |
| Total: | 13 |
References for Microcline
|
Lines | Spectra | Images | ||
|---|---|---|---|---|---|
| Hamblen 2003 | 0 | 0 | 2 | ||
| Kirsh & Townsend 1988 | 1 | 0 | 0 | ||
| Kuznetsov and Tarashchan 1988 | 2 | 0 | 0 | ||
| CSIRO Reflectance 2025b | 0 | 1 | 0 | ||
| Rendell & Clarke 1997 | 1 | 0 | 0 | ||
| Tarashchan 1978 | 6 | 0 | 0 |
Specimens of Microcline
| Name | Owner | Materials | Phase purity | Image | Spectra | Techniques |
|---|---|---|---|---|---|---|
| M0229 Chalcopyrite / Molybdenite | CSIRO | Chalcopyrite, Microcline (1.4%), Molybdenite-2H, Quartz | 1.4 | 0 | — | |
| M1289 Oligoclase | CSIRO | Microcline (1.3%), Muscovite-2M1, Oligoclase | 1.3 | 0 | — | |
| Chkalovite-Sodalite-Microcline (Ilímaussaq) | Hamblen, Prof James O., Georgia Tech | Chkalovite, Microcline, Sodalite | — | 0 | — |
