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⇱ Tschörtnerite: Mineral information, data and localities.

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Tschörtnerite

A valid IMA mineral species
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About TschörtneriteHide

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Formula:
Ca4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2O
Colour:
Light blue
Lustre:
Vitreous
Hardness:
4½
Specific Gravity:
2.1
Crystal System:
Isometric
Member of:
Name:
Named in 1998 by H. Effenberger, G. Giester, W. Krause, H. J. Bernhardt in honor of Jochen Tschörtner (b. 1941) of Cologne (Germany), pharmacist, mineral collector and discoverer of the mineral.
Zeolite Group. The only currently known natural representative of the group with copper as an essential cation.


Name EncodingHide

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ASCII-7:
Tschortnerite

Unique IdentifiersHide

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Mindat ID:
7343
Long-form identifier:
mindat:1:1:7343:7

IMA Classification of TschörtneriteHide

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Approved
IMA Formula:
Ca4(K,Ca,Sr,Ba)3Cu3Al12Si12O48(OH)8 · 20H2O

Classification of TschörtneriteHide

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9.GF.40

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
F : Other Rare Zeolites

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
ThtIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of TschörtneriteHide

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Vitreous
Transparency:
Transparent
Colour:
Light blue
Hardness:
4½ on Mohs scale
Hardness:
VHN30=350 kg/mm2 - Vickers
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
2.1 g/cm3 (Measured)    2.1 g/cm3 (Calculated)

Optical Data of TschörtneriteHide

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Type:
Isotropic
RI values:
n = 1.504
Birefringence:
Isotropic minerals have no birefringence
Surface Relief:
Low

Chemistry of TschörtneriteHide

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Mindat Formula:
Ca4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2O
Element Weights:
Element% weight
O44.399 %
Si16.408 %
Al15.763 %
Ca13.658 %
Cu9.281 %
H0.491 %

Calculated from ideal end-member formula.

Crystallography of TschörtneriteHide

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Crystal System:
Isometric
Class (H-M):
m3m(4/m32/m) - Hexoctahedral
Space Group:
Fm3m
Cell Parameters:
a = 31.62 Å
Unit Cell V:
31614 ų
Z:
16
Morphology:
hexahedron faces
Twinning:
None

Geological EnvironmentHide

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Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 3a: Earth’s earliest Hadean crust>4.50
9 : Lava/xenolith minerals (hornfels, sanidinite facies)
10 : Basalt-hosted zeolite minerals
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]

Type Occurrence of TschörtneriteHide

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Place of Conservation of Type Material:
Institut für Mineralogie, Ruhr Universität Bochum, Germany
Geological Setting of Type Material:
Ca-rich xenolite in leucite-tephrite lava

Synonyms of TschörtneriteHide

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Other Language Names for TschörtneriteHide

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Relationship of Tschörtnerite to other SpeciesHide

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Member of:
Other Members of Zeolite Group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2OMon. 2 : P21
AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
Ammonioleucite(NH4)(AlSi2O6)Tet. 4/m : I41/a
AnalcimeNa(AlSi2O6) · H2OTric. 1 : P1
ArzamastseviteK6Al5Si6O20(OH)4ClTet. 42m : I42m
Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2OHex.
BikitaiteLiAlSi2O6 · H2OTric. 1 : P1
BoggsiteCa8Na3(Si,Al)96O192 · 70H2OOrth. mmm(2/m2/m2/m) : Imma
Brewsterite SubgroupZeolite Group.
Chabazite-Levyne SubgroupM[Al2Si4O12] · 6H2O
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2OMon. 2/m : P21/b
Clinoptilolite Subgroup(Na/Ca/K)3-6[Al6-7Si29-30O72] · 20H2O
CowlesiteCaAl2Si3O10 · 6H2OOrth. mmm(2/m2/m2/m)
Dachiardite SubgroupZeolite Group.
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2OOrth. mmm(2/m2/m2/m) : Pmmn
EdingtoniteBa[Al2Si3O10] · 4H2OOrth. 222 : P212121
EpistilbiteCaAl2Si6O16 · 5H2OMon.
Erionite SubgroupM2[Al4Si14O36] · 15H2O
FabrièsiteNa3Al3Si3O12 · 2H2OOrth. mm2 : Pmm2
Faujasite SubgroupM3.5[Al7Si17O48] · 32H2O
Ferrierite SubgroupName used for unanalysed specimens that could be either ferrierite-K, ferrierite-Mg, ...
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2OMon. 2/m : P21/b
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2OTric. 1 : P1
Garronite Subgroup
GaultiteNa4Zn2Si7O18 · 5H2OOrth. mm2 : Fdd2
Gismondine SubgroupZeolite Group.
Gmelinite SubgroupIn 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K.
GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth. mmm(2/m2/m2/m) : Pnma
GoosecreekiteCa[Al2Si6O16] · 5H2OMon. 2 : P21
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2OOrth. mmm(2/m2/m2/m) : Cmca
Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
HsianghualiteCa3Li2(Be3Si3O12)F2Iso. 432 : I4132
KalborsiteK6Al4BSi6O20(OH)4ClTet. 42m : P421c
KirchhoffiteCs(BSi2O6)Tet. 4/mmm(4/m2/m2/m) : I41/acd
LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
LeuciteK(AlSi2O6)Tet. 4/m : I41/a
LimousiniteBaCa[Be4P4O16] · 6H2OMon. 2/m : P21/b
LithositeK6Al4Si8O25 · 2H2OMon.
Loomisite Ba[Be2P2O8] · H2OMon. m
LovdariteK2Na6Be4Si14O36 · 9H2OOrth. mm2
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2OOrth.
MartinandresiteBa2(Al4Si12O32) · 10H2OOrth. mmm(2/m2/m2/m) : Pmmn
Mazzite SubgroupZeolite Group.
MeieriteBa44Si66Al30O192Cl25(OH)33Iso. m3m(4/m32/m) : Im3m
MerlinoiteK5Ca2(Si23Al9)O64 · 24H2OOrth. mmm(2/m2/m2/m) : Immm
Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth. mm2 : Fdd2
Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2OOrth.
MountainiteKNa2Ca2[Si8O19(OH)] · 6H2OMon. 2/m : P2/b
MutinaiteNa3Ca4Si85Al11O192 · 60H2OOrth. mmm(2/m2/m2/m) : Pnma
NabesiteNa2BeSi4O10 · 4H2OOrth. 222 : P212121
Natrolite SubgroupA subgroup of the Zeolite Group.
OffretiteKCaMg(Si13Al5)O36 · 15H2OHex. 6m2 : P6m2
PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2OIso. 23 : I23
ParthéiteCa2(Si4Al4) O15 (OH)2 · 4H2OMon. 2/m : B2/b
Paulingite SubgroupPaulingite was originally described in 1960.
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex. 6/mmm(6/m2/m2/m) : P6/mmm
Phillipsite Subgroup(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m(4/m32/m) : Ia3d
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet. 4/mmm(4/m2/m2/m) : I4/mcm
RongibbsitePb2(Si4Al)O11(OH) Mon. 2/m : B2/m
Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2OOrth.
Thomsonite SubgroupThe large majority of "thomsonite" is thomsonite-Ca.
Thornasite(Na,K)12Th3[Si8O19]4 · 18H2OTrig. 3m : R3m
Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2OTet. 4/mmm(4/m2/m2/m) : P4/mmm
UM1996-38-SiO:AlCaHNaNa-Ca-Al-Si-O-H
UM1999-33-SiO:AlHKNaK7Na5Al12Si20O64 · 24H2O
UM2002-40-SiO:AlCaHKMgNa(Mg,Ca,Na,K)7.5(Al12.8Si51.2)O128 · 65H2OTet. 422 : P4122
Unnamed (Ca analogue of Merlinoite)(Ca,K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O ?
WairakiteCa(Al2Si4O12) · 2H2OMon. 2/m : B2/m
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon. m : Bb
Wenkite(Ba,K)4(Ca,Na)6[(Si,Al)20O39(OH)2](SO4)3 · 0.5H2OHex. 6m2 : P62m
Wilancookite(Ba5Li2◻)Ba6Be24P24O96 · 26H2OIso. 23 : I23
WillhendersoniteKCa[Al3Si3O12] · 5H2OTric. 1 : P1
YugawaraliteCaAl2Si6O16 · 4H2OMon. m : Pb

Common AssociatesHide

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Associated Minerals Based on Photo Data:
3 photos of Tschörtnerite associated with WillhendersoniteKCa[Al3Si3O12] · 5H2O

Related Minerals - Strunz-mindat GroupingHide

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9.GF.05Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2OOrth.
9.GF.10GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2OOrth. mmm(2/m2/m2/m) : Cmca
9.GF.15LovdariteK2Na6Be4Si14O36 · 9H2OOrth. mm2
9.GF.20GaultiteNa4Zn2Si7O18 · 5H2OOrth. mm2 : Fdd2
9.GF.25FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2OMon. 2/m : P21/b
9.GF.25ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2OMon. 2/m : P21/b
9.GF.30Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2OTet. 4/mmm(4/m2/m2/m) : P4/mmm
9.GF.35MutinaiteNa3Ca4Si85Al11O192 · 60H2OOrth. mmm(2/m2/m2/m) : Pnma
9.GF.50Thornasite(Na,K)12Th3[Si8O19]4 · 18H2OTrig. 3m : R3m
9.GF.55DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2OOrth. mmm(2/m2/m2/m) : Pmmn
9.GF.60MeieriteBa44Si66Al30O192Cl25(OH)33Iso. m3m(4/m32/m) : Im3m
9.GF.65RongibbsitePb2(Si4Al)O11(OH) Mon. 2/m : B2/m

Fluorescence of TschörtneriteHide

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Other InformationHide

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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 TschörtneriteHide

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mindat.org URL:
https://www.mindat.org/min-7343.html
Please feel free to link to this page.

References for TschörtneriteHide

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Localities for TschörtneriteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 👁 Image
symbol to view information about a locality. The 👁 Image
symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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👁 Image
- This locality has map coordinates listed. 👁 Image
- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. 👁 Image
- Good crystals or important locality for species. 👁 Image
- 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Germany (TL)
  • Rhineland-Palatinate
    • Mayen-Koblenz
      • Vordereifel
        • Ettringen
AM 83 (1998) +2 other references
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