Karupmøllerite-Ca
This page is currently not sponsored. Click here to sponsor this page.
About Karupmøllerite-Ca
Formula:
(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O
Colour:
Grey-white to reddish-white
Lustre:
Vitreous, Dull
Hardness:
5
Specific Gravity:
2.71
Member of:
Name:
Named in honor of Sven Karup-Møller (b. 1936), mineralogist at the Technical University of Denmark, and discoverer of the mineral.
This page provides mineralogical data about Karupmøllerite-Ca.
Classification of Karupmøllerite-Ca
Approved
Approval Year:
2001
First Published:
2002
8/E.07-24
9.CE.30c
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
Physical Properties of Karupmøllerite-Ca
Vitreous, Dull
Transparency:
Translucent
Colour:
Grey-white to reddish-white
Streak:
white
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Density:
2.71 g/cm3 (Measured) 2.75 g/cm3 (Calculated)
Chemical Properties of Karupmøllerite-Ca
Formula:
(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O
Crystallography of Karupmøllerite-Ca
Cell Parameters:
a = 14.64 Å, b = 14.21 Å, c = 7.91 Å
Ratio:
a:b:c = 1.03 : 1 : 0.557
Z:
2
Morphology:
Pseudomorphs to 2 x 1.5 x 0.1 cm after lamellae of epistolite.
Type Occurrence of Karupmøllerite-Ca
Place of Conservation of Type Material:
Fersman Mineralogical Museum, Moscow, Russia.
Geological Museum, Copenhagen, Denmark.
Geological Museum, Copenhagen, Denmark.
Associated Minerals at Type Locality:
Reference:
Pekov, I.V., Chukanov, N.V., Petersen, O.V., Zadov, A.E., Yamnova, N.A., Kabalov, Y.K., Schneider, J. (2002) Karupmøllerite–Ca, (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4·7H2O, a new mineral of the labuntsovite group from the Ilímaussaq alkaline complex, south Greenland. Neues Jahrbuch für Mineralogie, Monatshefte: 2002: 433-444.
Synonyms of Karupmøllerite-Ca
Other Language Names for Karupmøllerite-Ca
Relationship of Karupmøllerite-Ca to other Species
Member of:
Other Members of this group:
Burovaite-Ca | (Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O | Mon. 2/m : B2/m |
Gjerdingenite-Ca | K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
Gjerdingenite-Fe | K2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
Gjerdingenite-Mn | K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
Gjerdingenite-Na | K2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O | Mon. 2/m : B2/m |
Kuzmenkoite-Mn | K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O | Mon. |
Kuzmenkoite-Zn | K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8H2O | Mon. m : Bm |
Lepkhenelmite-Zn | (Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O | Mon. m : Bm |
Related Minerals - Nickel-Strunz Grouping
9.CE.05 | Papagoite | CaCu[H3AlSi2O9] | Mon. |
9.CE.10 | Verplanckite | Ba2(Mn,Fe,Ti)Si2O6(O,OH,Cl,F)2 · 3H2O or near | Hex. |
9.CE.15 | Baotite | Ba4Ti8Si4O28Cl | Tet. 4/m : I41/a |
9.CE.20 | Nagashimalite | Ba4(V,Ti)4B2Si8O27(O,OH)2Cl | Orth. mmm (2/m 2/m 2/m) : Pmmn |
9.CE.20 | Taramellite | Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx | Orth. mmm (2/m 2/m 2/m) : Pmmn |
9.CE.20 | Titantaramellite | Ba4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx | Orth. |
9.CE.25 | Bario-orthojoaquinite | (Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O | Orth. |
9.CE.25 | Byelorussite-(Ce) | NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O | |
9.CE.25 | Joaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O | Mon. 2 : B2 |
9.CE.25 | Orthojoaquinite-(Ce) | NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O | |
9.CE.25 | Strontiojoaquinite | Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O | Mon. |
9.CE.25 | Strontio-orthojoaquinite | (Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O | Orth. |
9.CE.25 | Orthojoaquinite-(La) | NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2O | Orth. |
9.CE.30e | Labuntsovite-Mn | Na4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O | Mon. |
9.CE.30a | Nenadkevichite | (Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2O | Orth. mmm (2/m 2/m 2/m) : Pbam |
9.CE.30d | Lemmleinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O | Orth. |
9.CE.30a | Korobitsynite | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O | Orth. mmm (2/m 2/m 2/m) : Pbam |
9.CE.30c | Kuzmenkoite-Mn | K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O | Mon. |
9.CE.30b | Vuoriyarvite-K | K2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2O | Mon. |
9.CE.30b | Tsepinite-Na | Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O | Mon. |
9.CE.30e | Labuntsovite-Mg | Na4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O | Mon. |
9.CE.30e | Labuntsovite-Fe | Na4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O | Mon. |
9.CE.30d | Lemmleinite-Ba | Na2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O | Mon. 2/m : B2/m |
9.CE.30c | Gjerdingenite-Fe | K2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
9.CE.30h | Neskevaaraite-Fe | K3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O | Mon. m : Bm |
9.CE.30b | Tsepinite-K | K2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O | Mon. 2/m : B2/m |
9.CE.30b | Paratsepinite-Ba | Ba4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O | |
9.CE.30b | Tsepinite-Ca | Ca(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O | Mon. 2/m : B2/m |
9.CE.30h | Alsakharovite-Zn | NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O | Mon. m : Bm |
9.CE.30c | Gjerdingenite-Mn | K2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
9.CE.30c | Lepkhenelmite-Zn | (Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O | Mon. m : Bm |
9.CE.30b | Tsepinite-Sr | Sr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O | Mon. m : Bm |
9.CE.30b | Paratsepinite-Na | (Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8·nH2O n ~ 8 | Mon. 2/m : B2/m |
9.CE.30f | Paralabuntsovite-Mg | Na8K8Mg4Ti16(Si4O12)8(OH,O)16 · 20-24H2O | Mon. 2/m |
9.CE.30c | Gjerdingenite-Ca | K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | Mon. 2/m : B2/m |
9.CE.30c | Gjerdingenite-Na | K2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O | Mon. 2/m : B2/m |
9.CE.30h | Gutkovaite-Mn | K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O | Mon. |
9.CE.30c | Kuzmenkoite-Zn | K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8H2O | Mon. m : Bm |
9.CE.30g | Organovaite-Mn | K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2O | Mon. 2/m : B2/m |
9.CE.30g | Organovaite-Zn | K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O | |
9.CE.30g | Parakuzmenkoite-Fe | (K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2O | Mon. 2/m : B2/m |
9.CE.30c | Burovaite-Ca | (Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O | Mon. 2/m : B2/m |
9.CE.45 | Komarovite | (Ca,Mn)Nb2[O3|Si2O7] · 3.5H2O | Orth. |
9.CE.45 | Natrokomarovite | (Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2O | Orth. |
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.
References for Karupmøllerite-Ca
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Chukanov, N.V., Pekov, I.V., Rastsvetaeva, R.K., Nekrasov, A.N. (1999) Labuntsovite: Solid solutions and features of the crystal structure. The Canadian Mineralogist: 37: 901-910.
Yamnova, N.A., Pekov, I.V., Kabalov, Y.K., Schneider, J., Chukanov, N.V. (2000) Crystal structure of a new Ca, Nb-representative of the labuntsovite group. Doklady Chemistry 375, 263-266
Pekov, I.V., Chukanov, N.V., Petersen, O.V., Zadov, A.E., Yamnova, N.A., Kabalov, Y.K., Schneider, J. (2002) Karupmøllerite–Ca, (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4·7H2O, a new mineral of the labuntsovite group from the Ilímaussaq alkaline complex, south Greenland. Neues Jahrbuch für Mineralogie, Monatshefte: 2002: 433-444.
Rastsvetaeva, R.K., Chukanov, N.V. (2002) X-ray diffraction and IR spectroscopy study of labuntsovite-group minerals. Crystallography Reports: 47: 939-945.
Chukanov, N.V., Pekov, I.V., Khomyakov, A.P. (2002) Recommended nomeclature for labuntsovite-group minerals. European Journal of Mineralogy: 14: 165-173.
Jambor, J.L., Kovalenker, V.A., Roberts, A.C. (2003) New mineral names. American Mineralogist: 88: 931-935.
Mandarino, J.A. (2003) New minerals. The Canadian Mineralogist: 41: 803-828.
Lapis 2003: (1): 50.
Internet Links for Karupmøllerite-Ca
mindat.org URL:
https://www.mindat.org/min-11159.html
Please feel free to link to this page.
Please feel free to link to this page.
External Links:
Mineral Dealers:
Localities for Karupmøllerite-Ca
Locality List




All localities listed without proper references should be considered as questionable.
Denmark | |
| Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33 |
| Pekov, I.V. et al. (2002): Karupmollerite-Ca, (Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4.7H2O, a new mineral of the labuntsovite group from the Ilimaussaq alkaline complex, South Greenland, Neues Jahrbuch für Mineralogie, Monatshefte, Vol. 10, 433-444 |
Rischorr Mt, Khibiny Massif, Murmansk Oblast, Russia