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Leucophanite

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Formula:
NaCaBeSi2O6F
System:
Orthorhombic
Colour:
pale yellow, greenish ...
Hardness:
4
This page provides mineralogical data about Leucophanite.

Classification of Leucophanite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
9.DH.05

9 : SILICATES (Germanates)
D : Inosilicates
H : Inosilicates with 4-periodic single chains, Si4O12
55.4.2.4

55 : SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
4 : Si2O7 Groups, Generally with No Additional Anions with cations in [8] and lower coordination
17.1.8

17 : Silicates Containing other Anions
1 : Silicates with fluoride (not containing Al)
mindat.org URL:
http://www.mindat.org/min-2383.html
Please feel free to link to this page.

First Recorded Occurrence of Leucophanite

Year of Discovery:
1840

Physical Properties of Leucophanite

Colour:
pale yellow, greenish white, yellowish green
Streak:
white
Hardness (Mohs):
4
Cleavage:
Perfect
Comment:
Triboluminescent with orange red light (http://www.mindat.org/mesg-6-204391.html)

Crystallography of Leucophanite

Crystal System:
Orthorhombic
Class (H-M):
2 2 2 - Disphenoidal
Space Group:
P21 21 21
Cell Parameters:
a = 7.41Å, b = 7.39Å, c = 9.98Å
Ratio:
a:b:c = 1.003 : 1 : 1.35
Unit Cell Volume:
V 546.50 ų (Calculated from Unit Cell)
Comment:
Pseudotetragonal.

Crystallographic forms of Leucophanite

Crystal Atlas:
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Leucophanite no.25 - Goldschmidt (1913-1926)
3d models and HTML5 code kindly provided by www.smorf.nl.

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X-Ray Powder Diffraction:
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Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Leucophanite

Type:
Biaxial (-)
RI values:
nα = 1.571 nβ = 1.595 nγ = 1.598
Max Birefringence:
δ = 0.027
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v

Chemical Properties of Leucophanite

Formula:
NaCaBeSi2O6F
Essential elements:
All elements listed in formula:
Common Impurities:
Al,Fe,Mg,K,H2O

Relationship of Leucophanite to other Species

9.DH.10OhmiliteSr3(Ti,Fe3+)(Si4O12)(O,OH) · 2-3H2O
9.DH.15HaradaiteSrVSi2O7
9.DH.15SuzukiiteBaVSi2O7
9.DH.20BatisiteBaNaNaTi2(Si4O12)O2
9.DH.20Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2
9.DH.25TaikaniteSr3BaMn22+(Si4O12)O2
9.DH.30KrauskopfiteBaSi2O5 · 3H2O
9.DH.35Balangeroite(Mg,Fe2+,Fe3+,Mn2+)42Si16O54(OH)40
9.DH.35GageiteMn21(Si4O12)2O3(OH)20
9.DH.40AenigmatiteNa2Fe52+Ti(Si6O18)O2
9.DH.40DorriteCa4(Mg3Fe93+)O4(Si3Al8Fe3+O36)
9.DH.40Høgtuvaite(Ca,Na)2(Fe2+,Fe3+,Ti)6[O2|Be(Si,Al)5O18]
9.DH.40KrinoviteNa2Mg4Cr23+(Si6O18)O2
9.DH.40Makarochkinite(Ca,Na)2Fe42+Fe3+Ti[O2|BeAlSi4O18]
9.DH.40RhöniteCa2(Mg,Fe2+,Fe3+,Ti)6[O2|(Si,Al)6O18]
9.DH.40Serendibite(Ca,Na)2(Mg,Fe2+)3(Al,Fe3+)3[O2|(Si,Al,B)6O18]
9.DH.40WelshiteCa4Mg9Sb3O4[Si6Be3AlFe2O36]
9.DH.40WilkinsoniteNa2Fe42+Fe23+(Si6O18)O2
9.DH.45Sapphirine(Mg,Fe)4-xAl4+x[Al4+xSi2-xO18]O2
9.DH.50Khmaralite(Mg,Al,Fe)16[(Al,Si,Be)12O36]O4
9.DH.55Surinamite(Mg,Fe)3Al4BeSi3O16
9.DH.60Deerite(Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5
9.DH.65HowieiteNa(Fe,Mn)10(Fe,Al)2Si12O31(OH)13
9.DH.65Taneyamalite(Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44
9.DH.70JohninnesiteNa2Mn92+Mg7(OH)8[AsO4]2[Si6O17]2
9.DH.75AgrelliteNaCa2Si4O10F
17.1.1HectoriteNa0.3(Mg,Li)3(Si4O10)(F,OH)2
17.1.3AgrelliteNaCa2Si4O10F
17.1.4Fluorapophyllite-(Na)NaCa4(Si8O20)F · 8H2O
17.1.5Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
17.1.6Hydroxyapophyllite-(K)KCa4(Si8O20)(OH,F) · 8H2O
17.1.7HsianghualiteCa3Li2(Be3Si3O12)F2
17.1.9NorbergiteMg3(SiO4)(F,OH)2
17.1.10Chondrodite(Mg,Fe2+)5(SiO4)2(F,OH)2
17.1.11Humite(Mg,Fe2+)7(SiO4)3(F,OH)2
17.1.12ClinohumiteMg9(SiO4)4F2
17.1.13CanasiteK2Na4Ca5(Si12O30(OH,F)4
17.1.14Charoite(K,Sr)15-16(Ca,Na)32[Si6O11(O,OH)6]2[Si12O18(O,OH)12]2[Si17O25(O,OH)18]2(OH,F)4 · ~3H2O
17.1.15CuspidineCa4(Si2O7)(F,OH)2
17.1.16BultfonteiniteCa2(HSiO4)F · H2O
17.1.17ZeophylliteCa13(Si10O28)F10 · 6H2O
17.1.18Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
17.1.19Yuksporite(K,Ba)NaCa2(Si,Ti)4O11(F,OH) · H2O
17.1.20Yftisite-(Y)(Y,Dy,Er)4(Ti,Sn)(SiO4)2O(F,OH)6
17.1.21Mosandrite(◻,Ca,Na)3(Ca,REE)4Ti(Si2O7)2[H2O,OH,F]4 · H2O
17.1.22Hiortdahlite(Ca,Na)3(Zr,Ti)(Si2O7)(O,OH,F)2
17.1.23BurpaliteNa2CaZr(Si2O7)F2
17.1.24SeidozeriteNa8Mn22+Zr3Ti3(Si2O7)4O4F4
17.1.25ThorosteenstrupineCaMnThSi4O11(OH)F · 6H2O
17.1.26Zircophyllite(K,Na)3(Mn,Fe2+)7(Zr,Ti)2Si8O24(O,OH,F)7
17.1.27JinshajiangiteBaNaFe42+Ti2(Si2O7)2O2(OH)2F
17.1.28Rosenbuschite(Ca,Na)3(Zr,Ti)(Si2O7)OF
17.1.29NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
17.1.30SonoliteMn92+(SiO4)4(OH,F)2

Other Names for Leucophanite

Name in Other Languages:
Norwegian (Bokmål):Leukofan
Simplified Chinese:白铍石
Spanish:Leucophanita
Traditional Chinese:白鈹石

Other Information

Electrical:
Triboluminescent with orange red light (http://www.mindat.org/mesg-6-204391.html)
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Leucophanite

Reference List:
Erdmann A (1842) Undersökning af leucophan, ett nytt mineral frän trakten af Brewig i Norrige, Kongliga Svenska Vetenskaps-Akademiens Handlingar 1840, 191-200.

BRØGGER, W.C. (1890) Die Mineralien der Syenitpegmatitgänge der Südnorwegischen Augit und Nephelinsyenite. Zeitschrift für Krystallographie und Mineralogie, 16, 1 663. (in German).

BØGGILD, O.B. (1953) The Mineralogy of Greenland. C.A. Reitzels Forlag, Copenhagen, 439 p.

Chao, G.Y. (1967) Leucophanite, elpidite, and narsarsukite from the Desourdy quarry, Mont St. Hilaire, Quebec. Canadian Mineralogist, 9, 286-287.

Cannillo E, Giuseppetti G, Tazzoli V (1967) The crystal structure of leucophanite, Acta Crystallographica 23, 255-259.

Cannillo E, Giuseppetti G, Tazzoli V (1969) On the crystal structure of leucophanite, Acta Crystallographica B25, 993-994.

Grice J D, Hawthorne F C (1989) Refinement of the crystal structure of leucophanite, The Canadian Mineralogist 27, 193-197.

Cannillo E, Giuseppetti G, Mazzi F, Tazzoli V (1992) The crystal structure of a rare earth bearing leucophanite: (Ca,RE)CaNa2Be2Si4O12(F,O)2, Zeitschrift für Kristallographie 202, 71-79. Abstracted: American Mineralogist (1993): 78: 677.

GRICE, J.D., and HAWTHORNE, F.C. (2002) New data on meliphanite Ca4(Na,Ca)4Be4AlSi7O24(F,O)4. Canadian Mineralogist, 40, 971-980.

Friis, H., Balic-Žunicv, T., Williams,C. T. & Garcia-Samchez. R.(2007): Incorporation of REE into leucophanite: a compositional and structural study, Mineralogical Magazine, 71(6), 625–640.

Internet Links for Leucophanite

Specimens:
The following Leucophanite specimens are currently listed for sale on minfind.com.

Localities for Leucophanite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Belarus
 
  • Homyel' Province (Gomel)
    • Zhitkovitschskii
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; E.P. Shpanov, G.N. Netschelyustov, S.V. Baturin, L.S. Solntseva (1989) Byelorussite-(CelNaMnBarTi,- Si8Or6(F,OH).HrO-A new mineral of the joaquinite group. Zapiski Vses. Mineralog. Obshch., I l8(5), 100- 107 (in Russian).
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Chao, G.Y. (1967), Leucophanite, elpidite, narsarsukite from the Desourdy quarry, Mont St. Hilaire, Quebec. Canadian Mineralogist: 9: 286-87.
Greenland
 
  • Kujalleq
    • Narsaq
      • Igaliku (Igaliko)
        • Narsaarsuk Plateau
Bøgghild, O.B. (1953): The Mineralogy of Greenland. Meddelelser om Grønland, Bd. 149. Nr. 3., C.A. Reitzels Forlag, Copenhagen. 445 p (P.311-312); Petersen Ole V.,Secher K.(1985) - Gronland: Mineralien, Geologie, Geschichte. - Verlag Bode & Partner K.G., Bochum, 87 pagg.
        • Narsaarsuup Qaava
McDonald, A.M., Petersen, O.V., Gault, R.A., Johnsen, O., Niedermayr, G., Brandstätter, F. & Giester, G. (2001): Micheelsenite, (Ca,Y)3Al(PO3,OH,CO3)(CO3)(OH)6•12H2O,a new mineral from Mont Saint- Hilaire, Quebec, Canada and the Nanna pegmatite, Narsaarsuup Qaava, South Greenland. Neues Jahrbuch für Mineralogie, Monatshefte, 337-351
Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
Bøggild, O.B. (1953): The Mineralogy of Greenland. Meddelelser om Grønland, Bd. 149. Nr. 3. 445 pages. (p.312)
Bohse, H., Petersen, O., Niedermayr, G. (2001): Notes on Leucophanite from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 119-121
Bohse, H., Petersen, O., Niedermayr, G. (2001): Notes on Leucophanite from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 119-121
        • Taseq area
Bohse, H., Petersen, O., Niedermayr, G. (2001): Notes on Leucophanite from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 119-121
Bohse, H., Petersen, O., Niedermayr, G. (2001): Notes on Leucophanite from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin, 190, 119-121
Guinea
 
  • Los Archipelago (Los Islands)
Kazakhstan
 
  • Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast')
    • Tarbagatai Range
      • Akzhaylyautas Mts (Akzhailyautas Mts; Akjaylautas Mts; Akzhalautas Mts)
Pavel M. Kartashov data
Norway
 
  • Telemark
    • Porsgrunn
      • Langangen
        • Kokkersvold E18 roadcuts
Raade, G., Åmli, R., Mladeck, H., Din. V. K., Larsen, A.O. & Åsheim, A. (1983): Chiavennite from syenite pegmatites in the Oslo Region, Norway. American Mineralogist. 68: 628-633
        • Rønningen (Skredderrønningen)
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
      • Langesundsfjorden
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Larsen, A.O. & Raade, G. (1991): Gaidonnayite from the nepheline syenite pegmatite on Siktesøya in the southern part of the Oslo Region, norway. Norsk Geologisk Tidsskrift. 71: 303-306
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
      • Mørje
        • Sagåsen
Berge S.A. & Hansen,R.(1981): Mineralnotater. NAGS-nytt 8(1), 22
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
  • Vestfold
    • Larvik
      • Brunlanes
Field collected and identified by Knut Eldjarn, later identified as gugiaite
      • Hedrum
        • Farris
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
        • Lågendalen
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Knut Eldjarn photo & specimen, Photo Id photo-155076
        • Arøya (Arö)
Svein A. Berge observation 1992
Brøgger, W.C.(1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit- und Nephelinsyenite. Zeitschrift fur Kristallographie und Mineralogie 16, XVI, p.257
Andersen, F.,Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4):21-100
Knut Edvard Larsen collection # MM-2305
        • Barkevik area
Friis, H., Balic-Zunic, T., Williams, C. T. and Garcia-Sanchez, R. (2007): Incorporation of REE into leucophanite: a compositional and structural study. Mineralogical Magazine. 71: 625-640
          • Kjeøya
Frode Andersen observation 1989
Svein A. Berge collection (find 1978)
Brøgger, W.C. (1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineralogie 16. 663 pp + 28 plates (p. 468-477)
Brøgger, W.C. (1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineral.16. 663 pp
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Andersen, F.,Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4):21-100
Erdmann A (1842) Undersökning af leucophan, ett nytt mineral frän trakten af Brewig i Norrige, Kongliga Svenska Vetenskaps-Akademiens Handlingar 1840, 191-200; Brøgger,W.C.(1880):Die Mineralien der Syenitpegmatitegänge der südnorwegischen Augit- und Nephelinsyenite. Zeitschrift fur Kristallographie und Mineralogie 16, XVI,663pp
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p (p.163)
        • Stokkøya (Stokø; Stockö; Stocköe)
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p.
Friis, H., Balic-Zunic, T., Williams, C. T. and Garcia-Sanchez, R. (2007): Incorporation of REE into leucophanite: a compositional and structural study. Mineralogical Magazine. 71: 625-640
        • Vesle Arøya
Brøgger, W. C. (1890): Die Mineralien der Syenitpegmatitgänge der südnorwegischen Augit-und Nephelinsyenite. Zeitschrift für Kristallographie und Mineral. 16, 663 pp (p.461)
Engvoldsen, T., Andersen, F., Berge, S. A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18 (1), 15-71
Bellezza, M., Franzini, F., Larsen, A. O., Merlino, S., Perchiazzi, N. (2004): Grenmarite, a new member of the götzenite-seidozerite-rosenbuschite group from Langesundsfjord district: definition and crystal structure. European Journal of Mineralogy, 16, 971-978.
      • Tjølling
        • Stålaker
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
      • Tvedalen
Larsen, A. O & Raade, G.(1997): Pyroksener fra Oslofeltets syenittpegmatitter. Bergverksmuseets Skrift 12,16-17
Personally collected by Peter Andresen in 2007.
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26;Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Nordrum, F.S. (2001): Noen funn av mineraler i Norge 2000-2001. STEIN 28 (2): 13- 19
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124; Larsen, K.E. & Nordrum, F.S. (2013): Noen funn av mineraler i Norge 2012-2013. Norsk Bergverksmuseum Skrift. 50, 111-117
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71
Russia
 
  • Eastern-Siberian Region
    • Prebaikalia (Pribaikal'e)
      • Buriatia (Buryatia)
        • Mama River Basin
          • Maigunda River
[MinRec 32:42]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    • Tuva Republic
      • Sangilen Upland
Kapustin, Y. L., & Bykova, A. V. (1965). First find of hiortdahlite in the USSR. Doklady Akad. Nauk SSSR, 161, 121-124. ; 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
[World of Stones 95:5-6, p64]
Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
PEKOV, I.V. & NIKOLAEV, A.P. (2013) Minerals of the pegmatites and hydrothermal assemblages of the Koashva deposit (Khibiny, Kola Peninsula, Russia). Mineralogical Almanac 189(2), 7-65.
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
Mikhailova, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Ivanyuk, G.Y., Men’shikov, Y.P., and Pakhomovsky, Y.A. (2007): Geology of Ore Deposits 49(7), 590-598.
          • Yukspor Mt
[World of Stones 95:5-6, p64]
Neues Jahrbuch für Mineralogie, Monatshefte (2003): 10: 461-480.
        • Lovozero Massif
          • Seidozero Lake
Yakovenchuk, V.N., Pakhomovsky, Ya.A., Men’shikov, Yu.P., Mikhailova, J.A., and Ivanyuk, G.Yu. (2007): Canadian Mineralogist 45, 451-456.
Semenov E.I. (1972) Mineralogy of Lovozero alkaline massif, - Moscow, Nauka, p. 308 (in Rus.)
Tajikistan
 
  • Region of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
Canadian Mineralogist (2004): 42: 107-119; Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 132(6): 15-21 (in Russian).
UK
 
  • England
    • Devon
      • Okehampton area (Northern Dartmoor)
Fraudulent Kingsbury locality.
Mineral and/or Locality  
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