| Name: | Fluorapophyllite-(K) Fapo-K |
| Specimens in Collection: |  #1497: Fluorapophyllite-(K) / Heulandite Jalgaon, Maharashtra, India  #880: Fluorapophyllite-(K) / Mordenite Jalgaon, Maharashtra, India  #74: Fluorapophyllite-(K) Pune, India  #115: Fluorapophyllite-(K) / Okenite India |
| IMA Chemistry: | KCa4Si8O20F·8H2O |
| Chemistry Elements: | The mineral Fluorapophyllite-(K) contains elements: Potassium (K) Calcium (Ca) Silicon (Si) Oxygen (O) Fluorine (F) Hydrogen (H) |
| Country of Type Locality: | India |
| Year First Published: | 1806 |
| IMA Status: | Approved,Renamed |
| Status Notes: | Lucas J A H (1806) XIII Espèce. Apophyllite, in Tableau Méthodique des Espèces Minérales, Première Partie, Chez Levrault (Paris) 266-268 Renamed as the F-dominant species of apophyllite: Dunn P J, Wilson W E (1978) Nomenclature revisions in the apophyllite group: hydroxyapophyllite apophyllite fluorapophyllite, The Mineralogical Record 9, 95-98 Name changed from fluorapophyllite to apophyllite-(KF): Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record 39, 131-135 Name changed from apophyllite-(KF): Hatert F, Mills S J, Pasero M, Williams P A (2013) CNMNC guidelines for the use of suffixes and prefixes in mineral nomenclature, and for the preservation of historical names. European Journal of Mineralogy 25, 113-115 |
| Structural Group Name: | Apophyllite |
| Fleischer's Group Name: | apophyllite |
| Crystal Systems: | tetragonal |
| Oldest Known Age: | 2060 Million Years Ago |
| Mohs Hardness: | 4.75 |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 2.35 |
| More Info: | Search Wikipedia: Fluorapophyllite-(K) (Wiki) Search Mindat: Fluorapophyllite-(K) Search Web Mineral DB: Fluorapophyllite-(K) |