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Clinoptilolite-K Mineral Data

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General Clinoptilolite-K Information

Help on Chemical  Formula: Chemical Formula: (Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O)
Help on Composition: Composition: Molecular Weight = 2,830.35 gm
   Potassium   6.52 %  K     7.85 % K2O
   Sodium      0.69 %  Na    0.93 % Na2O
   Strontium   1.15 %  Sr    1.35 % SrO
   Calcium     0.06 %  Ca    0.08 % CaO
   Magnesium   0.16 %  Mg    0.27 % MgO
   Manganese   0.02 %  Mn    0.03 % MnO
   Aluminum    6.22 %  Al   11.74 % Al2O3
   Iron        0.06 %  Fe    0.08 % FeO
   Silicon    29.15 %  Si   62.37 % SiO2
   Hydrogen    1.71 %  H    15.28 % H2O
   Oxygen     54.27 %  O
             ______        ______ 
             100.00 %       99.98 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na0.85K4.72Ca0.04Sr0.37Mg0.19Fe2+0.03Mn2+0.01Al6.52Si29.38O72�24(H2O)
Help on Environment: Environment: Most commonly formed as a devitrification product of silicic volcanic glass from tuffs. Also occurs in cavities in rhyolites, andesites, and basalts.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1923
Help on Locality: Locality: Decomposed basalt at a high point on ridge running east from Hoodoo Mountain, Wyoming, USA. From an off-shore borehole, Japan (Ogihara and Iijima, 1990). Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name reflects its inclined extinction and supposed similarity in composition to "ptilolite" (mordenite). K modifier added by zeolite nomenclatrue committee.
Help on Name Pronunciation: Name Pronunciation: Clinoptilolite-K + Pronunciation Say CLINOPTILOLITE-K
Help on Synonym: Synonym: Clinoptilolite
 

Clinoptilolite-K Image

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  Clinoptilolite-K

Comments: Thin, bladed aggregates of authigenic clinoptilolite covering an altered rock fragment. SEM image of a core sample.
Location: Unknown. Scale: Picture size 50 µ-m.
© OMNI Laboratories, Inc

Clinoptilolite-K Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.988:1:0.4138
Help on Cell Dimensions: Cell Dimensions: a = 17.688, b = 17.902, c = 7.409, Z = 1; beta = 116.5° V = 2,099.57 Den(Calc)= 2.24
Help on Crystal System: Crystal System: Monoclinic Space Group: C 2/m, C 2, Cm
 

Physical Properties of Clinoptilolite-K

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Colorless, White, Red.
Help on Density: Density: 2.1 - 2.2, Average = 2.15
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Crystalline - Fine - Occurs as well-formed fine sized crystals.
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luminescence: Luminescence: Fluorescent, Short UV=light green.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Clinoptilolite-K

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.04 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2169,KPDmeas= 0.226,KC= 0.226
Ncalc = 1.47 - 1.51
Help on Optical Data: Optical Data: Biaxial (+/-), a=1.476-1.491, b=1.479-1.493, g=1.479-1.497, bire=0.0030-0.0060, 2V(Calc)=0-72, 2V(Meas)=31-48. Dispersion r > v to r < v strong.
Help on Pleochroism (x): Pleochroism (x): none.
Help on Pleochroism (y): Pleochroism (y): none.
Help on Pleochroism (z): Pleochroism (z): none.
 

Calculated Properties of Clinoptilolite-K

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.17 gm/cc
note: Specific Gravity of Clinoptilolite-K =2.15 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEClinoptilolite-K = 3.22 barns/electron
U=PEClinoptilolite-K x relectron= 6.99 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 95.03 (Gamma Ray American Petroleum Institute Units)
Concentration of Clinoptilolite-K per GRapi unit = 1.05 (%)

Estimated Radioactivity from Clinoptilolite-K - barely detectable

 

Clinoptilolite-K Classification

Help on  Dana Class: Dana Class: 77.01.04.02 (77)Tectosilicate Zeolite group
  (77.01)true zeolites
  (77.01.04)Heulandite and related species
 
77.01.04.01 Heulandite-Ca (Ca,Na)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
77.01.04.01a Heulandite-Na! (Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
77.01.04.01b Heulandite-K! (K,Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 2/m
 
77.01.04.01c Heulandite-Sr! (Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
77.01.04.01d Heulandite-Ba! (Ba,Ca,K,Na,Sr)5Al9Si27O72•22(H2O) C 2/m 2/m
 
77.01.04.02 Clinoptilolite-K (Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, C 2, Cm Mono
 
77.01.04.02a Clinoptilolite-Na! (Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, C 2, Cm Mono
 
77.01.04.02b Clinoptilolite-Ca! (Ca,Na,K)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m 2/m
 
77.01.04.03 Stilbite-Ca NaCa4[Al8Si28O72]•n(H2O)(n=28-32) C 2/m 2/m
 
77.01.04.03a Stilbite-Na! Na3Ca3[Al8Si28O72]•n(H2O)(n=28-32) C 2/m 2/m
 
77.01.04.04 Stellerite CaAl2Si7O18•7(H2O) F mmm 2/m 2/m 2/m
 
77.01.04.05 Barrerite (Na,K,Ca)2Al2Si7O18•6(H2O) Amma or Ammm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.GE.05 09 - SILICATES (Germanates)
  09.G - Tektosilicates with Zeolitic H2O
  09.GE -Chains of T10O20 Tetrahedra
 
09.GE.05 Clinoptilolite-Na! (Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, C 2, Cm Mono
 
09.GE.05 Clinoptilolite-K (Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, C 2, Cm Mono
 
09.GE.05 Clinoptilolite-Ca! (Ca,Na,K)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m 2/m
 
09.GE.05 Heulandite-Ca (Ca,Na)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
09.GE.05 Heulandite-K! (K,Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 2/m
 
09.GE.05 Heulandite-Na! (Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
09.GE.05 Heulandite-Sr! (Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O) C 2/m, Cm, C 2 Mono
 
09.GE.05 Heulandite-Ba! (Ba,Ca,K,Na,Sr)5Al9Si27O72•22(H2O) C 2/m 2/m
 

Other Clinoptilolite-K Information

Help on References: References: NAME( Duda&Rejl90) PHYS. PROP.(www.saint-hilaire.ca) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Clinoptilolite-K :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Print or Cut-and-Paste your Clinoptilolite-K Specimen Label here :

Clinoptilolite-K

(Na,K,Ca)2-3Al3(Al,Si)2Si13O36•12(H2O)
Dana No: 77.01.04.02 Strunz No: 09.GE.05
Locality:

 

Notes:

 

 
   
 


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