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Meierite

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Formula:
Ba44Si66Al30O192Cl25(OH)33
Colour:
White, clear
Lustre:
Vitreous
Hardness:
Specific Gravity:
3.50 (Calculated)
Crystal System:
Isometric
Name:
Named in honor of Walter M. Meier (1926–2009), a pioneer in zeolite research.
This page provides mineralogical data about Meierite.


Hide all sections | Show all sections

Classification of MeieriteHide

Approved
Approval Year:
2014
First Published:
2016

Physical Properties of MeieriteHide

Vitreous
Transparency:
Transparent
Colour:
White, clear
Streak:
White
Hardness:
5½ on Mohs scale
Comment:
approximately 5½
Tenacity:
Brittle
Cleavage:
None Observed
Density:
3.50 g/cm3 (Calculated)

Optical Data of MeieriteHide

Type:
Isotropic
RI values:

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n = 1.598
Max Birefringence:
δ = 0.000 - Isotropic minerals have no birefringence
Surface Relief:
Moderate

Chemical Properties of MeieriteHide

Formula:
Ba44Si66Al30O192Cl25(OH)33

Crystallography of MeieriteHide

Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Space Group:
Im3m
Setting:
Im3m
Cell Parameters:
a = 18.5502(4) Å
Unit Cell V:
6383.3 ų
Z:
1
Morphology:
Equant grains up to 200 μm across

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.388(70)
3.288(34)
3.189(100)
3.016(72)
2.803(42)
2.629(31)
2.323(46)
2.287(59)

Type Occurrence of MeieriteHide

General Appearance of Type Material:
Equant grains up to 200 μm across, enclosed within large gillespite crystals.
Place of Conservation of Type Material:
In the collections of the Royal Ontario Museum, Toronto, Ontario, Canada, specimen number M56744
Empirical Formula of Type Material:
Ba41.1Ca0.5Fe0.5Na0.7K0.6Si62.5Al30.5P3.0O192Cl24.8·33.4(OH)
Chemical Analysis of Type Material:
SiO228.30 %
P2O51.61 %
Al2O311.75 %
TiO20.05 %
FeO0.27 %
CaO0.21 %
BaO47.61 %
Na2O0.15 %
K2O0.21 %
Cl6.64 %
Total:96.8 %
Associated Minerals at Type Locality:
Reference:
Peterson, R.C., Farber, G., Evans, R.J., Groat, L., MacNeil, L., Joy, B., Lafuente, B., Witzke, T. (2016): Meierite, A New Barium Mineral With A Kfi-Type Zeolite Framework From the Gun Claim, Yukon Canada. Canadian Mineralogist: 54: 1249-1259

Synonyms of MeieriteHide

Other Language Names for MeieriteHide

Fluorescence of MeieriteHide

Non-fluorescent

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 MeieriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Peterson, R.C., Färber, G., Groat, L., MacNeil, L., Evans, J., Joy, B., Witzke, T. (2015) Meierite, IMA 2014-039. CNMNC Newsletter No. 23, February 2015, page 52. Mineralogical Magazine: 79: 51-58.
Peterson, R.C., Farber, G., Evans, R.J., Groat, L., MacNeil, L., Joy, B., Lafuente, B., Witzke, T. (2016): Meierite, A New Barium Mineral With A Kfi-Type Zeolite Framework From the Gun Claim, Yukon Canada. Canadian Mineralogist: 54: 1249-1259

Internet Links for MeieriteHide

Localities for MeieriteHide

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 (TL)
 
  • Yukon
    • Watson Lake Mining District
      • Itsi Mt.
        • Wilson Lake
Peterson, R.C., Färber, G., Groat, L., MacNeil, L., Evans, J., Joy, B. and Witzke, T. (2015) Meierite, IMA 2014-039. CNMNC Newsletter No. 23, February 2015, page 52; Mineralogical Magazine, 79, 51-58; Peterson, R.C., Farber, G., Evans, R.J., Groat, L., MacNeil, L., Joy, B., Lafuente, B., Witzke, T. (2016): Meierite, A New Barium Mineral With A Kfi-Type Zeolite Framework From the Gun Claim, Yukon Canada. Canadian Mineralogist: 54: 1249-1259
Mineral and/or Locality  
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