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Clinoptilolite-K

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Formula:
(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
System:
Monoclinic
Lustre:
Vitreous
Hardness:
3½ - 4
Member of:
Name:
From the Greek klino - "oblique" ptylon - "feather" and lithos - "stone." Named as the monoclinic dimorph of "ptilolite" (mordenite).

Classification of Clinoptilolite-K

Approved
9.GE.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
E : Chains of T10O20 Tetrahedra
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Type Occurrence of Clinoptilolite-K

Physical Properties of Clinoptilolite-K

Vitreous
Hardness (Mohs):
3½ - 4

Crystallography of Clinoptilolite-K

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 17.688Å, b = 17.902Å, c = 7.409Å
β = 116.5°
Ratio:
a:b:c = 0.988 : 1 : 0.414
Unit Cell Volume:
V 2,099.57 ų (Calculated from Unit Cell)

Optical Data of Clinoptilolite-K

Type:
Biaxial (+/-)
RI values:
nα = 1.476 - 1.491 nβ = 1.479 - 1.493 nγ = 1.479 - 1.497
2V:
Measured: 31° to 48°
Max Birefringence:
δ = 0.003 - 0.006
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v to r < v strong

Chemical Properties of Clinoptilolite-K

Formula:
(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Essential elements:
All elements listed in formula:

Relationship of Clinoptilolite-K to other Species

Series:
Forms a series with Heulandite-K (see here)
Member of:
Other Members of Group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2O
AmiciteK2Na2Al4Si4O16 · 5H2O
Ammonioleucite(NH4,K)(AlSi2O6)
AnalcimeNa2(Al2Si4O12) · 2H2O
Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
Beaumontite (of Lévy)
Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2O
BikitaiteLiAlSi2O6 · H2O
BoggsiteCa8Na3(Si,Al)96O192 · 70H2O
Brewsterite
Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2O
Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O
Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Chabazite-K(K2,Ca,Na2,Sr,Mg)2[Al2Si4O12]2 · 12H2O
Chabazite-Levyne Subgroup
Chabazite-Mg(Mg0.7K0.5Ca0.5Na0.1)[Al3Si9O24]·10H2O
Chabazite-Na(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O
Chabazite-SrSr2[Al2Si4O12]2 · 12H2O
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2O
Clinoptilolite-Ca(Ca,Na,K)2-3Al3(Al,Si)2Si13O36 · 12H2O
Clinoptilolite-Na(Na,K,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
CowlesiteCaAl2Si3O10 · 6H2O
Dachiardite-Ca(Ca,Na2,K2)5Al10Si38O96 · 25H2O
Dachiardite-Na(Na2,Ca,K2)5Al10Si38O96 · 25H2O
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2O
EdingtoniteBa[Al2Si3O10] · 4H2O
EpistilbiteCaAl2Si6O16 · 5H2O
Erionite-Ca(Ca,K2,Na2)2[Al4Si14O36] · 15H2O
Erionite-K(K2,Ca,Na2)2[Al4Si14O36] · 15H2O
Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Faujasite Subgroup
Faujasite-Ca(Ca,Na2,Mg)3.5[Al7Si17O48] · 32H2O
Faujasite-Mg(Mg,Na2,Ca)3.5[Al7Si17O48] · 32H2O
Faujasite-Na(Na2,Ca,Mg)3.5[Al7Si17O48] · 32H2O
Ferrierite
Ferrierite-K(K2,Na2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
Ferrierite-Mg(Mg,Na2,K2,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
Ferrierite-Na(Na2,K2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2O
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2O
GarroniteNa2Ca5Al12Si20O64 · 27H2O
GaultiteNa4Zn2Si7O18 · 5H2O
Gismondine
Gismondine-BaBa2Al4Si4O16 · 4-6H2O
Gismondine-CaCaAl2Si2O8 · 4H2O
Gmelinite
Gmelinite-CaCa2(Si8Al4O24] · 11H2O
Gmelinite-KK4(Si8Al4O24) · 11H2O
Gmelinite-NaNa4(Si8Al4O24] · 11H2O
GobbinsiteNa5(Si11Al5)O32 · 11H2O
Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
GoosecreekiteCa[Al2Si6O16] · 5H2O
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2O
Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Heulandite-Ba(Ba,Ca,K,Na,Sr)5Al9Si27O72 · 22H2O
Heulandite-Ca(Ca,Na)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-K(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-Na(Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-Sr(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
HsianghualiteCa3Li2(Be3Si3O12)F2
KirchhoffiteCs(BSi2O6)
LaumontiteCaAl2Si4O12 · 4H2O
LeuciteK(AlSi2O6)
Lévyne
Lévyne-Ca(Ca,Na2,K2)[Al2Si4O12] · 6H2O
Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
LovdariteK2Na6Be4Si14O36 · 9H2O
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2O
Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2O
Mazzite-NaNa8[Al4Si14O36]2 · 30H2O
Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O
MesoliteNa2Ca2Si9Al6O30 · 8H2O
Montesommaite(K,Na)9Al9Si23O64 · 10H2O
Mordenite(Na2,Ca,K2)Al2Si10O24 · 7H2O
MutinaiteNa3Ca4Si85Al11O192 · 60H2O
NabesiteNa2BeSi4O10 · 4H2O
NatroliteNa2Al2Si3O10 · 2H2O
Natrolite Subgroup
OffretiteKCaMg(Si13Al5)O36 · 15H2O
PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2O
ParanatroliteNa2Al2Si3O10 · 3H2O
ParthéiteCa2(Si4Al4) O15 (OH)2•4H2O
Paulingite
Paulingite-Ca(Ca,K,Na,Ba,◻)10 (Si, Al)42O84•34H2O
Paulingite-K(K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2O
Paulingite-Na(Na2,K2,Ca,Ba)5[Al10Si35O90] · 45H2O
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2O
Phillipsite-Ca(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32 . 12H2O
Phillipsite-K(K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Phillipsite-Na(Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] · 12H2O
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2O
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2O
ScoleciteCaAl2Si3O10 · 3H2O
StelleriteCa4(Si28Al8)O72 · 28H2O
Stilbite-CaNaCa4[Al9Si27O72] · nH2O
Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2O
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2O
Tetranatrolite
Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Thomsonite-SrNa(Sr,Ca)2[Al5Si5O20] · 7H2O
Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2O
TschörtneriteCa4(Ca,Sr,K,Ba)3Cu3[(OH)2|Al3Si3O12]4 · nH2O
WairakiteCa(Al2Si4O12) · 2H2O
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2O
Wenkite(Ba,K)4(Ca,Na)6[(SO4)3|(Si,Al)20O39(OH)2] · 0.5H2O
WillhendersoniteKCa[Al3Si3O12] · 5H2O
YugawaraliteCaAl2Si6O16 · 4H2O
9.GE.05Clinoptilolite-Ca(Ca,Na,K)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Clinoptilolite-Na(Na,K,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Heulandite-Ca(Ca,Na)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Heulandite-K(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Heulandite-Na(Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Heulandite-Sr(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
9.GE.05Heulandite-Ba(Ba,Ca,K,Na,Sr)5Al9Si27O72 · 22H2O
9.GE.10Stilbite-CaNaCa4[Al9Si27O72] · nH2O
9.GE.10Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2O
9.GE.15Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
9.GE.15StelleriteCa4(Si28Al8)O72 · 28H2O
9.GE.20Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2O
9.GE.20Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O

Other Names for Clinoptilolite-K

Name in Other Languages:

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 Clinoptilolite-K

Reference List:
Koyama, K. & Y. Takeuchi (1977), Clinoptilolite: The distribution of potassium atoms and its role in thermal stability: Zeitschrift für Kristallographie: 145: 216-239.

Tschermaks Mineralogische und Petrographische Mitteilungen: 18: 129-146.

Armbruster, T. (1993), Dehydration mechanism of clinoptilolite and heulandite: Single-crystal X-ray study of Na-poor, Ca-, K-, Mg-rich clinoptilolite at 100K: American Mineralogist: 78: 260-264.

Fahri Esenli and Isik Kumbasar (1998) X-Ray Diffraction Intensity Ratios I(111)//(311) of Natural Heulandites and Clinoptilolites, Clays and Clay Minerals, Vol. 46, No. 6, 679-686, 1998.

Johnson, M., O'Connor, D., Barnes, P., Catlow, C. R. A., Owens, S. L., Sankar, G., Bell, R., Teat, S. J. and Stephenson, R. (2003): Cation exchange, dehydration, and calcination in clinoptilolite: in situ X-ray diffraction and computer modeling. J. Phys. Chem. B, 107, 942-951.

Snellings, R.A., Gualtieri, A.F., Elsen, J. (2009): The Rietveld structure refinement of an exceptionally pure sample of clinoptilolite from Ecuador and its Na-, K-, and Ca-exchanged forms. Zeitschrift für Kristallographie Supplements, 30, 395-40

Internet Links for Clinoptilolite-K

Localities for Clinoptilolite-K

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.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
R.Tillet specimen (1999)
China
 
  • Heilongjiang Province (Manchuria; Dongbei Region)
    • Mudanjiang Prefecture
      • Muling Co.
Shouting Zhang, Pengda Zhao, Zhanzhang Xu, and Gengdong Yang (2004): Mineral Deposits 23(1), 31-38
Czech Republic
 
  • Moravia (Mähren; Maehren)
    • Moravia-Silesia Region
      • Příbor
Peter Fuchs
Japan
 
  • Honshu Island
    • Tohoku Region
      • Yamagata Prefecture
        • Yonezawa City
Minato & Takano (1964) Nendo Kagaku, 4, 12-22.
Russia
 
  • Far-Eastern Region
    • Kamchatka Oblast'
Pavel M. Kartashov analytical data (1984)
USA
 
  • California
    • Los Angeles Co.
      • Santa Monica Mts
RRUFF database specimen no.R110201
  • Idaho
Altaner,Stephan P. and Grim,Ralph E.(1990) Mineralogy,Chemistry,And Diagenesis Of Tuffs In The Sucker Creek Formation (Miocene) Eastern Oregon; Clays and Clay Minerals,Vol.38,No.6,pp.561-572,pg 563, Section E.
  • Oregon
Altaner,Stephan P.and Grim,Ralph E.(1990) Mineralogy ,Chemistry,And Diagenesis Of Tuffs In The Sucker Creek Formation(Miocene),Eastern Oregon:Clays and Clay Minerals ,Vol.38,No.6,pp.561-572
  • Wyoming
    • Park Co.
Am Min (1938) 17:128-134; Am. J. Sci. (1890) 40:232; PIRSSON, L.V. (1890): On mordenite. Am. J. Sci. 140, 232-237.
Mineral and/or Locality  
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