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Tugtupite

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Formula:
Na4BeAlSi4O12Cl
Colour:
Commonly red, also white to pink, bluish white, greenish white
Lustre:
Sub-Vitreous, Waxy, Greasy, Dull
Hardness:
4
Specific Gravity:
2.33
Crystal System:
Tetragonal
Member of:
Name:
Named after its discovery locality, Tugtup Agtâkorfia, Narsaq municipality, Greenland.
See also: Sodalite Group.

Piezoelectric.

Visit gemdat.org for gemological information about Tugtupite.


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Classification of TugtupiteHide

Approved
9.FB.10

9 : SILICATES (Germanates)
F : Tektosilicates without zeolitic H2O
B : Tektosilicates with additional anions
76.2.3.7

76 : TECTOSILICATES Al-Si Framework
2 : Al-Si Framework Feldspathoids and related species
17.3.5

17 : Silicates Containing other Anions
3 : Silicates with chloride (including aluminosilicates)

Physical Properties of TugtupiteHide

Sub-Vitreous, Waxy, Greasy, Dull
Transparency:
Translucent
Colour:
Commonly red, also white to pink, bluish white, greenish white
Comment:
colorless in transmitted light
Streak:
white
Hardness:
Tenacity:
Brittle
Cleavage:
Distinct/Good
On {101}; on {110} fair.
Fracture:
Step-Like
Comment:
Usually shows cleavage because of the great number of planes associated with the cleavage forms.
Density:
2.33 g/cm3 (Measured)    2.34 g/cm3 (Calculated)

Optical Data of TugtupiteHide

Type:
Uniaxial (+)
RI values:
nω = 1.496 nε = 1.502
Birefringence:
0.006
Max Birefringence:
δ = 0.006
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
Anomalously biaxial
Pleochroism:
Weak
Comments:
Weak lilac to weak red-orange.

Chemical Properties of TugtupiteHide

Formula:
Na4BeAlSi4O12Cl
Common Impurities:
Fe,Ga,Mg,Ca,K,H2O,S

Crystallography of TugtupiteHide

Crystal System:
Tetragonal
Class (H-M):
4 - Disphenoidal
Space Group:
I4
Cell Parameters:
a = 8.64 Å, c = 8.87 Å
Ratio:
a:c = 1 : 1.027
Unit Cell V:
662.14 ų (Calculated from Unit Cell)
Morphology:
Short tetragonal prisms with pyramids, sphenoids, and bisphenoids. Fine-grained aggregates; massive.
Twinning:
On (101), penetration twinning resulting in pseudocubic triplets; pseudotrigonal contact twins with composition planes (101¯) and (011¯).
Comment:
pseudo-cubic

X-Ray Powder DiffractionHide

Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
d-spacingIntensity
6.19 (40)
6.11 (10)
4.43 (10)
3.59 (40)
3.54 (100)
2.52 (20)
2.06 (10)
2.04 (10)
Comments:
Canadian Mineralogist 29:385

Type Occurrence of TugtupiteHide

Geological Setting of Type Material:
As replacements of chkalovite in hydrothermal veins cutting sodalite syenite and syenite.

Other Language Names for TugtupiteHide

German:Tugtupit
Simplified Chinese:硅铍铝钠石
铍方钠石
Spanish:Tugtupita
Traditional Chinese:矽鈹鋁鈉石
鈹方鈉石

Relationship of Tugtupite to other SpeciesHide

Member of:
Other Members of this group:
DanaliteBe3Fe2+4(SiO4)3SIso. 4 3m : P4 3n
GenthelviteBe3Zn4(SiO4)3SIso. 4 3m : P4 3n
HelvineBe3Mn2+4(SiO4)3SIso. 4 3m : P4 3n

Common AssociatesHide

Associated Minerals Based on Photo Data:
Chkalovite30 photos of Tugtupite associated with Chkalovite on mindat.org.
Analcime22 photos of Tugtupite associated with Analcime on mindat.org.
Polylithionite14 photos of Tugtupite associated with Polylithionite on mindat.org.
Albite13 photos of Tugtupite associated with Albite on mindat.org.
Ussingite12 photos of Tugtupite associated with Ussingite on mindat.org.
Sodalite9 photos of Tugtupite associated with Sodalite on mindat.org.
Cleiophane7 photos of Tugtupite associated with Cleiophane on mindat.org.
Aegirine6 photos of Tugtupite associated with Aegirine on mindat.org.
Helvine6 photos of Tugtupite associated with Helvine on mindat.org.
Umbozerite4 photos of Tugtupite associated with Umbozerite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.FB.05Afghanite(Na,K)22Ca10(Si24Al24O96)(SO4)6Cl6Trig. 3m : P3 1c
9.FB.05Bystrite(Na,K)7Ca(Al6Si6O24)(S5)ClHex.
9.FB.05Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2OHex. 6 : P63
9.FB.05CancrisiliteNa7(Al5Si7O24)(CO3) · 3H2OHex.
9.FB.05Davyne(Na,K)6Ca2(Al6Si6O24)(Cl2,SO4)2Hex. 6/m : P63/m
9.FB.05Franzinite(Na,K)6Ca2(Al6Si6O24)(SO4)2 · 0.5H2OHex.
9.FB.05Giuseppettite(Na,K,Ca)7-8(Al6Si6O24)(SO4,Cl)1-2Hex.
9.FB.05HydroxycancriniteNa8(Al6Si6O24)(OH)2 · 2H2OHex.
9.FB.05Liottite(Na,K)16Ca8(Al6Si6O24)3(SO4)5Cl4Hex.
9.FB.05MicrosommiteNa4K2Ca2(Al6Si6O24)(SO4)Cl2Hex.
9.FB.05PitiglianoiteNa6K2(Al6Si6O24)(SO4) · 2H2OHex.
9.FB.05Quadridavyne(Na,K)6Ca2(Al6Si6O24)Cl4Hex.
9.FB.05Sacrofanite(Na61K19Ca32)(Si84Al84O336)(SO4)26Cl2F6•2H2OHex.
9.FB.05Tounkite(Na,Ca,K)8(Al6Si6O24)(SO4)2Cl · H2OHex.
9.FB.05Vishnevite(Na,K)8(Al6Si6O24)(SO4,CO3) · 2H2OHex. 6 : P63
9.FB.05Marinellite(Na,K)42Ca6(Al6Si6O24)6(SO4)8Cl2 · 3H2OTrig. 3m : P3 1c
9.FB.05Farneseite(Na,Ca,K)56(Al6Si6O24)7(SO4)12 · 6H2OHex. 6/m : P63/m
9.FB.05Alloriite(Na,Ca,K)26Ca4(Al6Si6O24)4(SO4)6Cl6Trig. 3m : P3 1c
9.FB.05Fantappièite[Na82.5Ca33K16.5](Si99Al99O396)(SO4)33 · 4H2OTrig. 3 : R3
9.FB.05KyanoxaliteNa7(Al6-xSi6+xO24)(C2O4)0.5+x · 5H2O (0 < x < 0.5)Hex. 6 : P63
9.FB.05Balliranoite(Na,K)6Ca2(Si6Al6O24)Cl2(CO3)Hex. 6 : P63
9.FB.05CarbobystriteNa8(Al6Si6O24)(CO3) · 3.5H2OTrig. 3m : P3 1c
9.FB.05DepmeieriteNa8(Al6Si6O24)(PO4,CO3)1-x · 3H2O (x<0.5)Hex. 6 : P63
9.FB.05KircheriteNa5Ca2K(Al6Si6O24)(SO4)2 · 0.33H2OTrig. 3 2 : R3 2
9.FB.10BicchuliteCa2(Al2SiO6)(OH)2Iso. 4 3m : I4 3m
9.FB.10DanaliteBe3Fe2+4(SiO4)3SIso. 4 3m : P4 3n
9.FB.10GenthelviteBe3Zn4(SiO4)3SIso. 4 3m : P4 3n
9.FB.10Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)Iso. 4 3m : P4 3n
9.FB.10HelvineBe3Mn2+4(SiO4)3SIso. 4 3m : P4 3n
9.FB.10KamaishiliteCa2(Al2SiO6)(OH)2Tet.
9.FB.10LazuriteNa6Ca2(Al6Si6O24)(SO4,S,S2, S3,Cl,OH)2Iso. 4 3m : P4 3n
9.FB.10NoseanNa8(Al6Si6O24)(SO4) · H2OIso. 4 3m : P4 3n
9.FB.10SodaliteNa8(Al6Si6O24)Cl2Iso. 4 3m : P4 3n
9.FB.10Tsaregorodtsevite(N(CH3)4)(AlSi5O12)Orth.
9.FB.15MarialiteNa4Al3Si9O24ClTet. 4/m : I4/m
9.FB.15MeioniteCa4Al6Si6O24CO3Tet. 4/m : I4/m
9.FB.15Silvialite(Ca,Na)4(Al6Si6O24)(SO4,CO3)Tet. 4/m : I4/m

Related Minerals - Dana Grouping (8th Ed.)Hide

76.2.3.1SodaliteNa8(Al6Si6O24)Cl2Iso. 4 3m : P4 3n
76.2.3.2NoseanNa8(Al6Si6O24)(SO4) · H2OIso. 4 3m : P4 3n
76.2.3.3Haüyne(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)Iso. 4 3m : P4 3n
76.2.3.4LazuriteNa6Ca2(Al6Si6O24)(SO4,S,S2, S3,Cl,OH)2Iso. 4 3m : P4 3n
76.2.3.5BicchuliteCa2(Al2SiO6)(OH)2Iso. 4 3m : I4 3m
76.2.3.6KamaishiliteCa2(Al2SiO6)(OH)2Tet.
76.2.3.8Tsaregorodtsevite(N(CH3)4)(AlSi5O12)Orth.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

17.3.1RustumiteCa10(Si2O7)2(SiO4)(OH)2Cl2Mon.
17.3.2ZunyiteAl13Si5O20(OH,F)18ClIso. 4 3m : F4 3m
17.3.3SodaliteNa8(Al6Si6O24)Cl2Iso. 4 3m : P4 3n
17.3.4MarialiteNa4Al3Si9O24ClTet. 4/m : I4/m
17.3.6EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2Trig. 3m (3 2/m) : R3m
17.3.7AlluaiviteNa19(Ca,Mn)6(Ti,Nb)3Si26O74Cl · 2H2OTrig. 3m (3 2/m) : R3m
17.3.8NasonitePb6Ca4(Si2O7)3Cl2Hex.
17.3.9AsisitePb7SiO9Cl2 Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
17.3.10JagoitePb18Fe3+4[Si4(Si,Fe3+)6][Pb4Si16(Si,Fe)4]O82Cl6Hex.
17.3.11FriedeliteMn2+8Si6O15(OH,Cl)10Mon. 2/m : B2/m
17.3.12Pyrosmalite-(Fe)Fe2+8Si6O15(OH,Cl)10Trig. 3m (3 2/m) : P3m1
17.3.13Pyrosmalite
17.3.14Pyrosmalite-(Mn)Mn2+8Si6O15(OH,Cl)10Trig.
17.3.16Mcgillite(Mn,Fe)8Si6O15(OH)8Cl2Mon. 2/m : B2/m
17.3.17TraskiteBa21Ca(Fe2+,Mn,Ti)4(Ti,Fe,Mg)12(Si12O36)(Si2O7)6(O,OH)30Cl6·14H2O Hex.
17.3.18MuiriteBa10Ca2Mn2+Ti[(OH,Cl,F)|HSi2O7]5Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm
17.3.19VerplanckiteBa2(Mn,Fe,Ti)Si2O6(O,OH,Cl,F)2 · 3H2O or nearHex.

Fluorescence of TugtupiteHide

Bright magenta-red to pink (SW UV). Photochromic.

Other InformationHide

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 TugtupiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
SEMENOV, E.I., and BYKOVA, A.V. (1960) Beryllosodalite. Doklady Akademii Nauk SSSR., Earth Sciences Section, 133, 812-814.
SØRENSEN, H. (1960) Beryllium minerals in a pegmatite in the nepheline syenites of Ilímaussaq, South West Greenland. International Geological Congress, Report, 21st Session, Norden. Part 17, 31 35. Abstract: American Mineralogist, 46, 241.
Danø, M. (1966) The crystal structure of tugtupite - a new mineral, Na8Al2Be2Si8O24(Cl,S)2. Acta Crystallographica: 20: 812-816.
Sørenson, H., Danø, M., and Petersen, O.V. (1971) On the mineralogy and paragenesis of tugtupite. Grønlands Geologiske Undersøgelse Bulletin 95, 38 pp.
Poverennhykh, A.S. et al (1971) The color and luminescence of tugtupite (beryllosodalite) from Ilimaussaq, Greenland. Meddelelser om Grønland: 181(14).
Petersen, O.V. (1978) The twin formation of tugtupite, a contribution. Mineralogical Magazine: 42: 251-254.
Hassan, I. and Grundy, H.D. (1991) The crystal structure and thernmal expansion of tugtupite, Na8[Al2Be2Si8O24]Cl2. Canadian Mineralogist: 29: 385-390.
HORVÁTH, L., and GAULT, R.G. (1990) The mineralogy of Mont Saint Hilaire. Mineralogical Record, 21, 284 359.

Internet Links for TugtupiteHide

Localities for TugtupiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for 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). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Canada
 
  • Québec
    • Abitibi-Témiscamingue
      • La Vallée-de-l'Or RCM
        • Réservoir-Dozois
Olivier Langelier Collection
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
Greenland
 
  • Kujalleq
    • Narsaq
Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
        • Kangerluarsuk Fjord (Kangerdluarssuq Fjord)
          • Qeqertaussaq Island
Soerensen, H. (1962): On the occurrence of Steenstrupine in the Ilimaussaq massif, southwest Greenland, Meddelelser om Groenland, Reitzels Forlag Koebenhavn
SØRENSEN, H. (1960) Beryllium minerals in a pegmatite in the nepheline syenites of Ilímaussaq, South West Greenland. International Geological Congress, Report, 21st Session, Norden. Part 17, 31 35. Abstract: American Mineralogist, 46, 241. Danø, M. (1966) The crystal structure of tugtupite - a new mineral, Na8Al2Be2Si8O24(Cl,S)2. Acta Crystallographica: 20: 812-816. Sørenson, H., Danø, M., and Petersen, O.V. (1971) On the mineralogy and paragenesis of tugtupite. Grønlands Geologiske Undersøgelse Bulletin 95, 38 pp.
Pavel M. Kartashov
          • Kvanefjeld Uranium deposit
Henning Sørensen and Lotte Melchior Larsen (2001) The hyper-agpaitic stage in the evolution of the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 83–94
Petersen, O.V., Giester, G., Brandstätter, F., Niedermayr, G. (2002): Nabesite, a new mineral species from the Ilimaussaq alkaline complex. Canadian Mineralogist. 40, 173-181
        • Taseq area
Cole, M. (2003): Fluorescent Minerals of the Ilimaussaq Complex, Greenland, MinerShop 2003
        • Tunulliarfik Fjord (Tunugdliarfik)
SØRENSEN, H., DANØ, M. and PETERSEN, O.V. (1971) On the mineralogy and paragenesis of tugtupite Na8Al2Be2Si8O24(Cl, S)2 from the Ilímaussaq alkaline intrusion, South Greenland. Meddelelser on Grønland, 181, 1 39. Petersen, O. V. & Johnsen, O. (2005): Minerals First described from Greenland. Canadian Mineralogist Special Publication 8.
Andersen, E.K., Danø, M., and Peteresen, O.V. (1969): A tetragonal natrolite. Contribution to the mineralogy of Ilímaussaq, No 13. Meddelelser om Grønland, 181, (10), 1-19.; Sørensen, H. (1960) Beryllium minerals in a pegmatite in the nepheline syenites of Ilímaussaq, South West Greenland. International Geological Congress, Report, 21st Session, Norden. Part 17, 31 35. Abstract: American Mineralogist, 46, 241.
Russia
 
  • Northern Region
    • Murmanskaya Oblast'
      • Khibiny Massif
World of Stones 95:5-6, p64; Men'shikov, Y.P., et al (2006), American Mineralogist: 91: 922-928.; Yakovenchik, V.N., Ivaniuk, G.Yu., Pakhomovsky, Ya.A., Selivanova, E.A., Men'shikov, Yu.P., Korchak, J.A., Krivovichev, S.V., Spiridonova, D.V., Zalkind, O.A. (2010): Punkaruaivite, Li{Ti2(OH)2[Si4O11(OH)]}•H2O, a new mineral species from hydrothermalites of Khibiny and Lovozero alkaline massifs (Kola Peninsula, Russia). Canadian Mineralogist, 48, 41-50.
Men'shikov, Y.P., Krivovichev, S.V., Pakhomovsky, Y.A., Yakovenchuk, V.N., Ivanyuk, G.Y., Mikhailova, J.A., Armbruster, T., and Selivanova, E.A. (2006): Chivruaiite, Ca4(Ti,Nb)5[(Si6O17)2|(OH,O)5]·13-–14H2O, a new mineral from hydrothermal veins of Khibiny and Lovozero alkaline massifs. American Mineralogist 91, 922-928.
      • Lovozero Massif
        • Alluaiv Mt
          • Umbozero mine (Umbozerskii mine; Umba Mine)
Lapis, 4/97, Ivanjuk et al.
[World of Stones 95:5-6, p64]
Yakovenchuk, V. N., Ivanyuk, G. Y., Krivovichev, S. V., Pakhomovsky, Y. A., Selivanova, E. A., Korchak, J. A., ... & Zalkind, O. A. (2011). Eliseevite, Na1. 5Li [Ti2Si4O12. 5 (OH) 1.5]∙ 2H2O, a new microporous titanosilicate from the Lovozero alkaline massif (Kola Peninsula, Russia). American Mineralogist, 96(10), 1624-1629.
Ermolaeva, V.N., Pekov, I.V., Chukanov, N.V., Zadov, A.E. (2007): Geology of Ore Deposits 49(8), 758-775.
Mineral and/or Locality  
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