Carpholite Group
A group of related mineral species
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About Carpholite Group
Carpholite group minerals are double-chain silicates. Pairs of single-chains parallel to [001] are linked by Al3+ and (Mn,Mg,Fe 2+) in octahedral coordination to form a structure with several large cavities (Ferraris et al., 1992; Bertoldi et al., 2006).
Unique Identifiers
Mindat ID:
30575
Long-form identifier:
mindat:1:1:30575:2
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0007106 | Vanadiocarpholite | Basso R, Cabella R, Lucchetti G, Martinelli A, Palenzona A (2005) Vanadiocarpholite, Mn2+V3+Al(Si2O6)(OH)4, a new mineral from the Molinello mine, northern Apennines, Italy European Journal of Mineralogy 17 501-507 | 2005 | Molinello mine, northern Apennines, Italy | 0 | 293 | |
| 0007105 | Carpholite | Basso R, Cabella R, Lucchetti G, Martinelli A, Palenzona A (2005) Vanadiocarpholite, Mn2+V3+Al(Si2O6)(OH)4, a new mineral from the Molinello mine, northern Apennines, Italy European Journal of Mineralogy 17 501-507 | 2005 | Molinello mine, northern Apennines, Italy | 0 | 293 | |
| 0006871 | Magnesiocarpholite | Fuchs Y, Mellini M, Memmi I (2001) Crystal-chemistry of magnesiocarpholite: controversial X-ray diffraction, Mossbauer, FTIR and Raman results European Journal of Mineralogy 13 533-543 | 2001 | Monte Leoni | 0 | 293 | |
| 0006870 | Magnesiocarpholite | Fuchs Y, Mellini M, Memmi I (2001) Crystal-chemistry of magnesiocarpholite: controversial X-ray diffraction, Mossbauer, FTIR and Raman results European Journal of Mineralogy 13 533-543 | 2001 | Monte Argentario | 0 | 293 | |
| 0014864 | Ferrocarpholite | Ferraris G, Ivaldi G, Goffe B (1992) Structural study of a magnesian ferrocarpholite: Are carpholites monoclinic? Neues Jahrbuch fur Mineralogie, Monatshefte 1992 337-347 | 1992 | Mascate nappes, Ruwi, Oman | 0 | 293 | |
| 0001265 | Carpholite | Ghose S, Sen Gupta P K, Boggs R C, Schlemper E O (1989) Crystal chemistry of a nonstoichiometric carpholite, Kx(Mn2-x,Lix)Al4Si4O12(OH)4F4: A chain silicate related to pyroxenes American Mineralogist 74 1084-1090 | ![]() | 1989 | Sawtooth batholith, Idaho, USA | 0 | 293 |
| 0000849 | Magnesiocarpholite | Viswanathan K (1981) The crystal structure of a Mg-rich carpholite American Mineralogist 66 1080-1085 | ![]() | 1981 | southeast Sfinari, West Crete | 0 | 293 |
| 0014762 | Carpholite | Lindemann W, Wogerbauer R, Berger P (1979) Die kristallstruktur von karpholith (Mn0.97Mg0.08FeII0.07)(Al1.90FeIII0.01)Si2O6(OH)4 Neues Jahrbuch fur Mineralogie, Monatshefte 1979 282-287 | 1979 | Schlaggenwald, Bohemia | 0 | 293 | |
| 0017757 | Ferrocarpholite | MacGillavry C H, Korst W L, Weichel Moore E J, van der Plas H J (1956) The crystal structure of ferrocarpholite Acta Crystallographica 9 773-776 | ![]() | 1956 | west of Tomata, eastern Central Celebes, Indonesia | 0 | 293 |
| 0017756 | Carpholite | Naumova I S, Pobedimskaya E A, Belov N V (1974) Crystal structure of carpholite MnAl2(Si2O6)(OH)4 Kristallografiya 19 1155-1160 | 1974 | 0 | 293 |
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Relationship of Carpholite Group to other Species
Carpholite Group Members:
| Carpholite | Mn2+Al2(Si2O6)(OH)4 | Orth. mmm (2/m 2/m 2/m) : Ccca |
| Ferrocarpholite | Fe2+Al2Si2O6(OH)4 | Orth. mmm (2/m 2/m 2/m) : Ccca |
| Magnesiocarpholite | MgAl2Si2O6(OH)4 | Orth. mmm (2/m 2/m 2/m) : Ccca |
| Potassiccarpholite | K(Mn2+,Li)2Al4Si4O12(OH,F)8 | Orth. mmm (2/m 2/m 2/m) : Ccca |
| Vanadiocarpholite | Mn2+V3+Al(Si2O6)(OH)4 | Orth. mmm (2/m 2/m 2/m) : Ccca |
Click on any node to view relationships. Formula-derived relationship network for the group members above. Use Find related species to add formula-neighbour species outside the current group view. Solid links show inferred chemical differences; dashed violet links show same-formula crystallographic differences. Hydration states are not treated as relationship changes. These relationships do not imply any real-world substitution reactions between these species.
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Carpholite Group
mindat.org URL:
https://www.mindat.org/min-30575.html
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References for Carpholite Group
Reference List:
Localities for Carpholite Group
Showing 106 localities.
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.







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The
Krásno, Sokolov District, Karlovy Vary Region, Czech Republic