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Kalsilite

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Formula:
KAlSiO
 
4
System:HexagonalHardness:6
Name:The name reflects its chemical composition: potassium (latin, kalium), aluminium and silicium
This page provides mineralogical data about Kalsilite.

Classification of Kalsilite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/J.02-20
Nickel-Strunz 10th (pending) edition ID:9.FA.05

9 : SILICATES (Germanates)
F : Tektosilicates without zeolitic H2O
A : Tektosilicates without additional non-tetrahedral anions
Dana 8th edition ID:76.2.1.1

76 : TECTOSILICATES Al-Si Framework
2 : Al-Si Framework Feldspathoids and related species
Hey's CIM Ref.:16.3.3

16 : Silicates Containing Aluminum and other Metals
3 : Aluminosilicates of K
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Type Occurrence of Kalsilite

Type Locality:Kamengo (Chamengo crater), Gomba District, Uganda
Year of Discovery:1942

Physical Properties of Kalsilite

Hardness (Mohs):6

Crystallography of Kalsilite

Crystal System:Hexagonal
Class (H-M):6 2 2 - Trapezohedral
Space Group:P63 2 2
Cell Parameters:a = 5.1589Å, c = 8.6682(3) Å
Ratio:a:c = 1 : 1.68
Unit Cell Volume:V 199.79 ų
Comment:Date from Uchida et al. (2006); previous studies have provided several space groups for kalsilite: P6322 (Bannister and Hey, 1942), P63 (Perrotta et al., 1965), P63mc (Dollase and Freeborn, 1977), and P31c (Cellai et al., 1997).
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Kalsilite

Type:Uniaxial (-)
RI values: nω = 1.538 - 1.543 nε = 1.532 - 1.537
Maximum Birefringence:δ = 0.006

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low

Chemical Properties of Kalsilite

Formula:
KAlSiO
 
4
Simplified for copy/paste:KAlSiO4
Essential elements:Al, K, O, Si
All elements listed in formula:Al, K, O, Si
Common Impurities:Fe,Mg,Ca,Na

Relationship of Kalsilite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.FA.05Kaliophilite
KAlSiO
 
4
9.FA.05Nepheline
(Na,K)AlSiO
 
4
9.FA.05Panunzite
(K,Na)AlSiO
 
4
9.FA.05Trikalsilite
(K,Na)AlSiO
 
4
9.FA.05Yoshiokaite
(Ca,Na)[Al(Al,Si)O
 
4
]
9.FA.05Megakalsilite
KAlSiO
 
4
9.FA.10Malinkoite
NaBSiO
 
4
9.FA.15Virgilite
LiAlSi
 
2
O
 
6
9.FA.25Lisitsynite
KBSi
 
2
O
 
6
9.FA.30Adularia
KAlSi
 
3
O
 
8
9.FA.30Anorthoclase
(Na,K)AlSi
 
3
O
 
8
9.FA.30Buddingtonite
(NH
 
4
)AlSi
 
3
O
 
8
9.FA.30Celsian
BaAl
 
2
Si
 
2
O
 
8
9.FA.30Hyalophane
(K,Ba)[Al(Si,Al)Si
 
2
O
 
8
]
9.FA.30Microcline
KAlSi
 
3
O
 
8
9.FA.30Orthoclase
KAlSi
 
3
O
 
8
9.FA.30Sanidine
KAlSi
 
3
O
 
8
9.FA.30Rubicline
(Rb,K)AlSi
 
3
O
 
8
9.FA.30Monalbite
NaAlSi
 
3
O
 
8
9.FA.35Albite
NaAlSi
 
3
O
 
8
9.FA.35Andesine
(Na,Ca)[Al(Si,Al)Si
 
2
O
 
8
]
9.FA.35Anorthite
CaAl
 
2
Si
 
2
O
 
8
9.FA.35Bytownite
(Ca,Na)[Al(Al,Si)Si
 
2
O
 
8
]
9.FA.35Labradorite
(Ca,Na)[Al(Al,Si)Si
 
2
O
 
8
]
9.FA.35Oligoclase
(Na,Ca)[Al(Si,Al)Si
 
2
O
 
8
]
9.FA.35Reedmergnerite
Na[BSi
 
3
O
 
8
]
9.FA.40Paracelsian
BaAl
 
2
Si
 
2
O
 
8
9.FA.45Svyatoslavite
CaAl
 
2
Si
 
2
O
 
8
9.FA.45Kumdykolite
NaAlSi
 
3
O
 
8
9.FA.50Slawsonite
(Sr,Ca)Al
 
2
Si
 
2
O
 
8
9.FA.55Lisetite
CaNa
 
2
Al
 
4
Si
 
4
O
 
16
9.FA.60Banalsite
BaNa
 
2
[Al
 
2
Si
 
2
O
 
8
]
 
2
9.FA.60Stronalsite
SrNa
 
2
[Al
 
2
Si
 
2
O
 
8
]
 
2
9.FA.65Danburite
CaB
 
2
Si
 
2
O
 
8
9.FA.65Maleevite
BaB
 
2
Si
 
2
O
 
8
9.FA.65Pekovite
SrB
 
2
Si
 
2
O
 
8
9.FA.70Lingunite
(Na,Ca)AlSi
 
3
O
 
8
9.FA.75Kokchetavite
KAlSi
 
3
O
 
8
Related Minerals - Hey's Index Grouping:

- +
16.3.1Lithosite
K
 
6
Al
 
4
Si
 
8
O
 
25
· 2H
 
2
O
16.3.2Kaliophilite
KAlSiO
 
4
16.3.4Leucite
K(AlSi
 
2
O
 
6
)
16.3.5Microcline
KAlSi
 
3
O
 
8
16.3.6Orthoclase
KAlSi
 
3
O
 
8
16.3.7Sanidine
KAlSi
 
3
O
 
8
16.3.8Muscovite
KAl
 
2
(AlSi
 
3
O
 
10
)(OH)
 
2

Other Names for Kalsilite

Synonyms:
ParakalinephelineParakaliophilite
Other Languages:
German:Kalsilit
Parakaliophilit
Russian:Кальсилит
Simplified Chinese:六方钾霞石
Spanish:Kalsilita
Parakaliophilita
Traditional Chinese:六方鉀霞石

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Kalsilite

Reference List:

- +
American Mineralogist (1943): 28: 62.

Liu, L. (1978) High-pressure phase transitions of kalsilite and related potassium bearing aluminosilicates. Geochemical Journal: 12: 275-277.

American Mineralogist (1992): 77: 19.

American Mineralogist (1997): 82: 276-279.

Mineralogical Magazine: 35: 588-595.

H. UCHIDA, R.T. DOWNS, H. YANG (2006): Crystal-chemical investigation of kalsilite from San Venanzo, Italy, using single-crystal X-ray diffraction and Raman spectroscopy. Geochimica et Cosmochimica Acta 70, A677.

A. Kremenovic and P. Vulic (2014): Disordered kalsilite KAlSiO4. Acta Crystallogr. C70, 256-259.


Internet Links for Kalsilite

Search Engines:
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  • Look for Kalsilite on Wikipedia
  • Look for Kalsilite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Kalsilite details from Handbook of Mineralogy (PDF)
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  • Specimens:The following Kalsilite specimens are currently listed for sale on minfind.com.

    Localities for Kalsilite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Austria
     
    • Styria
      • Bad Radkersburg
        • Klöch
    R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    Azerbaijan
     
    Brazil
     
    • Goiás
      • Amorinópolis
    http://iavcei2004.free.cl/abstracts/Brod_ibxobhffgsxhpfgphnspm.doc.
    Revista Brasileira de Geociências 30(3):417-420 (2000)
    • Santa Catarina
    1995, Geochimica Brasiliensis, 8: 179-214.; Comin-Chiaramonti, P., de Barros Gomes, C., Castorina, F., di Censi, P., Antonini, P., Furtado, S., ... & Scheibe, L. F. (2008). Geochemistry and geodynamic implications of the Anitápolis and Lages alkaline-carbonatite complexes, Santa Catarina State, Brazil. Brazilian Journal of Geology, 32(1), 43-58.; G Traversa et al (1994) Petrology and Mineral Chemistry of the Alkaline District of Lages, SC, Brazil. Geochem Brazil 8:179-214
    Canada
     
    • Nunavut Territory
      • Baffin Island
    Hogarth (1997) Can. Min. 35, 53-78.
    • Québec
      • Montérégie
        • Brome-Missisquoi RCM
    PHILPOTTS, A.R., PATTISON, E.F. & FOX, J.S. (1967) Kalsilite, diopside and melilite in a sedimentary xenolith from Brome Mountain, Quebec. Nature 214, 1322-1323.
    Democratic Republic of Congo (Zaïre)
     
    • Kivu
      • Goma
    Haapala, I. L. M. A. R. I. (2011). Th. G. Sahama’s (1910–1983) volcanological and mineralogical studies in Africa: Part I. Expeditions to the Virunga Volcanic Field and petrological-mineralogical studies on the Nyiragongo volcano. Bulletin of the Geological Society of Finland, 83, 41-55.
    Mineral. Mag. (1958) 31 (2), 698-699.; Mineralogical Magazine 1957 31 : 698-699.
    France
     
    • Midi-Pyrénées
      • Aveyron
    Eytier J.R. & Ch., Favreau G., Devouard B., Vigier J. (2004), Minéraux de pyrométamorphisme de Lapanouse-de Sévérac (Aveyron), Cahier des Micromonteurs, n°85, pp: 3-58
    Germany
     
    • Rhineland-Palatinate
      • Eifel
        • Daun
          • Hinterweiler
    Blass, G., Graf , HW., Neue Mineralienfunde aus der Vulkaneifel, MW 1/2001
          • Üdersdorf
    Hentschel, G., Die Mineralien der Eifelvulkane, Weise Verlag München, 1983
        • Gerolstein
          • Roth
    Blaß, G. & Kruijen, F. (2013): Die Mineralogischen Neuigkeiten aus der Vulkaneifel. Mineralien-Welt 24 (3), 33-41.
        • Hillesheim
    Blass, G., Graf , HW., Neue Mineralienfunde aus der Vulkaneifel, Mineralien-Welt 1/2001
        • Mayen
          • Ettringen
            • Bellerberg volcano
              • Southern lava flow
                • Mayener Feld
    Hentschel, G. (1987): Die Mineralien der Eifelvulkane, 2. edition, Weise Verlag
    Greenland
     
    • Tunu Province (East Greenland)
      • Kangerlussuaq Firth
        • Prinsen af Wales Bjerge
    http://www.koeln.netsurf.de/~w.steffens/green.htm
    India
     
    • Andhra Pradesh
      • Visakhapatnam District
    Gondwana Research 3(1): 65-77.
    Israel
     
    • Negev
    Vapnik, Y., Sokol, E., Murashko M., Sharygin V. (2006): The enigma of Hatrurim. Mineralogical Almanac, 10, 69-77.
    Italy
     
    • Abruzzo
      • L'Aquila Province
        • Carsoli
          • Pietrasecca
    Comodi, P., Liu, Y., Stoppa, F., & Woolley, A. (1999). A multi-method analysis of Si-, S- and REE-rich apatite from a new find of kalsilite-bearing leucitite (Abruzzi, Italy). Mineralogical Magazine, 63: 661-672.
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
    [Lapis 1994:5 p.13-23,58]
            • Pollena - Trocchia area
    Russo, M., Punzo, I. (2004): I Minerali del Somma-Vesuvio, AMI
    • Latium
      • Rieti Province
        • Rieti
          • Santa Rufina
    F. Stoppa and Y. Liu, Eur. J. Mineral. , 1995, 7, pp. 391-402.
      • Rome Province
        • Alban Hills
          • Marino
    AA. VV., 1996. Collezionare minerali. Hobby & Work.
    • Umbria
      • Perugia Province
        • Spoleto
    Stoppa.F., Wolley A.R. and Bailey K. (2004). Extrusive carbonatites and their meaning: the case of Italy. 32nd International Geological Congress, Florence - Italy, August 20-28, 2004, pag. 7-8. L. Terrazzi Ed., Firenze, 2004
      • Terni Province
        • San Venanzo
    Cingolani, G. (1974): Eccezionali cristalli di Kalsilite a S. Venanzo (Umbria). Notiziario del Gruppo Mineralogico Lombardo, 3/1974, 66-67.; Stoppa, F., Sharygin, V.V., and Cundari, A. (1997): Mineralogy and Petrology 61, 27-45.
    Namibia
     
    • Khomas Region
      • Windhoek District
        • Aris
    Joachim Esche collection (Uwe Kolitsch SXRD + EDS)
    Norway
     
    • Telemark
      • Skien
    Jamtveit B., Dahlgren S. and Austrheim H. (1997): High-grade contact metamorphism of calcareous rocks from the Oslo Rift, Southern Norway. American Mineralogist. 82 : 1241 - 1254
    Russia
     
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
    Konev A A, Vorobjev E I, Sapozhnikov A N, Piskunov L F, Ushchapovskaya Z F (1995) Odintsovite – K2Na4Ca3Ti2Be4Si12O38 – a new mineral from Murunsky massif, Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 124, issue 5, 92-96
      • Sakha Republic (Saha Republic; Yakutia)
        • Aldan Shield
          • Chara and Tokko Rivers Confluence
    [Lapis 1993:4 p.13-20]
              • Ditmar stream
    Pavel M. Kartashov data; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    Ageeva, O. A. and Borutzky, B. Y. (2004) Kalsilite In The Rocks Of Khibiny Massif: Morphology, Paragenesis, Genetic Conditions. New Data on Minerals 39:40-49
    Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
    Konopleva, N.G., Ivanyuk, G.Y., Pakhomovsky, Y.A., Yakovenchuk, V.N., Men’shikov, Y.P., and Korchak, Y.A. (2008): Geology of Ore Deposits 50(8), 720-731.; Ageeva, O. A. and Borutzky, B. Y. (2004) Kalsilite In The Rocks Of Khibiny Massif: Morphology, Paragenesis, Genetic Conditions. New Data on Minerals 39:40-49
          • Lovozero Massif
    Pekov, I.V., Chukanov, N.V., Kononkova, N.N., Zubkova, N.V., Rabadanov, M.K., and Pushcharovsky, D.Y. (2008): Geology of Ore Deposits 50(8), 749-754.
    Uganda
     
    • Gomba District
    Bannister F A, Hey M H (1942) Kalsilite, a polymorph of KAlSiO4, from Uganda, Mineralogical Magazine 26, 218-225
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