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Edingtonite

Big Photo

Ice River Alkaline Complex, Golden Mining Division, British Columbia, Canada
© Elmar Lackner

Show Edingtonite Photos (35)
Formula:
Ba[Al
 
2
Si
 
3
O
 
10
] · 4H
 
2
O
Hardness:4 - 5
Name:For Scottish mineral collector James Edington (1787-1844).
This page provides mineralogical data about Edingtonite.

Classification of Edingtonite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/J.21-80
Nickel-Strunz 10th (pending) edition ID:9.GA.15

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
A : Zeolites with T5O10 Units – The Fibrous Zeolites
Dana 8th edition ID:77.1.5.6

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
Hey's CIM Ref.:16.12.7

16 : Silicates Containing Aluminum and other Metals
12 : Aluminosilicates of Sr, Ba and Zn
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Type Occurrence of Edingtonite

Type Locality:Kilpatrick Hills, Strathclyde (Dunbartonshire), Scotland, UK

Physical Properties of Edingtonite

Hardness (Mohs):4 - 5
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data: Peaks:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Edingtonite

Type:Biaxial (-)
RI values: nα = 1.538 nβ = 1.549 nγ = 1.554
2V:Calculated: 66°
Maximum Birefringence:δ = 0.016

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:r < v moderate

Chemical Properties of Edingtonite

Formula:
Ba[Al
 
2
Si
 
3
O
 
10
] · 4H
 
2
O
Essential elements:Al, Ba, H, O, Si
All elements listed in formula:Al, Ba, H, O, Si

Relationship of Edingtonite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.GA.05Gonnardite
Na
 
2
Ca[Al
 
2
Si
 
3
O
 
10
]
 
2
 · 7H
 
2
O
9.GA.05Mesolite
Na
 
2
Ca
 
2
[Al
 
2
Si
 
3
O
 
10
]
 
3
 · 8H
 
2
O
9.GA.05Natrolite
Na
 
2
[Al
 
2
Si
 
3
O
 
10
] · 2H
 
2
O
9.GA.05Paranatrolite
Na
 
2
Al
 
2
Si
 
3
O
 
10
·3H
 
2
O
9.GA.05Scolecite
Ca[Al
 
2
Si
 
3
O
 
10
] · 3H
 
2
O
9.GA.10Thomsonite-Ca
NaCa
 
2
[Al
 
5
Si
 
5
O
 
20
] · 6H
 
2
O
9.GA.10Thomsonite-Sr
(Sr,Ca)
 
2
Na[Al
 
5
Si
 
5
O
 
20
]·7H
 
2
O
9.GA.15Kalborsite
K
 
6
[Cl|B(OH)
 
4
|Al
 
4
Si
 
6
O
 
20
]
Related Minerals - Hey's Index Grouping:

- +
16.12.1Stronalsite
SrNa
 
2
[Al
 
2
Si
 
2
O
 
8
]
 
2
16.12.2Slawsonite
(Sr,Ca)[Al
 
2
Si
 
2
O
 
8
]
16.12.3Brewsterite
16.12.4Celsian
Ba[Al
 
2
Si
 
2
O
 
8
]
16.12.5Paracelsian
Ba[Al
 
2
Si
 
2
O
 
8
]
16.12.6Cymrite
BaAl
 
2
Si
 
2
(O,OH)
 
8
·H
 
2
O
16.12.8Banalsite
BaNa
 
2
[Al
 
2
Si
 
2
O
 
8
]
 
2
16.12.9Harmotome
(Ba
 
0.5
,Ca
 
0.5
,K,Na)
 
5
[Al
 
5
Si
 
11
O
 
32
] ·12H
 
2
O
16.12.10Hyalophane
(K,Ba)[Al(Si,Al)Si
 
2
O
 
8
]
16.12.11Balipholite
BaLiMg
 
2
Al
 
3
[(OH)
 
4
|Si
 
2
O
 
6
]
 
2
16.12.12Armenite
BaCa
 
2
Al
 
6
Si
 
9
O
 
30
·2H
 
2
O
16.12.13Wellsite
(Ba,Ca,K
 
2
)Al
 
2
Si
 
6
O
 
16
·6H
 
2
O
16.12.14Merlinoite
(K,Na)
 
5
(Ca,Ba)
 
2
Al
 
9
Si
 
23
O
 
64
·23H
 
2
O
16.12.15Anandite
(Ba,K)(Fe
2+
 
,Mg)
 
3
[(O,OH)
 
2
|(Si,Al,Fe)
 
4
O
 
10
]
16.12.16Fraipontite
(Zn,Al)
 
3
[(OH)
 
4
|(Si,Al)
 
2
O
 
5
]
16.12.17Sauconite
Na
 
0.3
Zn
 
3
(Si,Al)
 
4
O
 
10
(OH)
 
2
·4H
 
2
O
16.12.18Minehillite
(K,Na)
 
2-3
Ca
 
28
Zn
 
4
Al
 
4
Si
 
40
O
 
112
(OH)
 
16
16.12.19Hendricksite
K(Zn,Mg,Mn
2+
 
)
 
3
[(OH)
 
2
|AlSi
 
3
O
 
10
]
16.12.20Baileychlore
(Zn,Fe,Al,Mg)
 
6
(Si,Al)
 
4
O
 
10
(OH)
 
8

Other Names for Edingtonite

Synonyms:
Antiëdrite
Other Languages:
German:Antiëdrit
Edingtonit
Russian:Эдингтонит
Spanish:Antiëdrita
Edingtonita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Edingtonite

Reference List:Acta Crystallographica: B32: 1623-1627.

Neues Jahrbuch für Mineralogie, Monatshefte (1984): 373-382.

Gatta, G.D. & Boffa Ballaran, T. (2004), New insight into the crystal structure of orthorhombic edingtonite: Evidence for a split Ba site: Mineralogical Magazine: 68: 167-175.

Gatta, G.D. & Boffa Ballaran, T., Comodi, P., & Zanazzi, P.F. (2004a), Isothermal equation of state and compressional behavior of tetragonal edingtonite: American Mineralogist 89: 633-639.

Gatta, G.D. & Boffa Ballaran, T., Comodi, P., & Zanazzi, P.F. (2004b), Comparative compressibility and equation of state of orthorhombic and tetragonal edingtonite: Physics and Chemistry of inerals: 31: 288-298.

Lee, Y., J.A. Hriljac, A. Studer & T. Vogt (2004b), Anisotropic compression of edingtonite and thomsonite to 6 GPa at room temperature: Physics and Chemistry of Minerals: 31: 22-27.

Internet Links for Edingtonite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Edingtonite in the Natural History Museum (London) online catalogue
  • Edingtonite details from Handbook of Mineralogy (PDF)
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    Localities for Edingtonite

    Hide Locality List
    The 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. ? 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.
    Brazil
     
    • Southeast Region
      • São Paulo
        • Cajati
    		No reference listed
    Canada
     
    • British Columbia
      • Golden Mining Division
    		Edingtonite and Natrolite from Ice river, British Columbia, Grice, Gault, 1981; Mineralogical Record 12 221-226; Zeolites of the World, R. Tschernich, 1992 (142,143,360,361)
    • New Brunswick
      • Gloucester Township
        • Bathurst (Bathurst Mining Camp)
    		Tschernich, R. (1992): Zeolites of the World, p.143
    • Québec
      • Montérégie
        • Rouville RCM
          • Mont Saint-Hilaire
    		Tschernich, R. (1992): Zeolites of the World, p.52,143, Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Havlíčkův Brod
    		Duda, Rejl, Slivka: "Mineralien", 1991
    Japan
     
    • Honshu Island
      • Kanto Region
        • Tokyo Prefecture
          • Nishi-Tama-gun
            • Okutama
    		Matsubara & Kato (1991): Ganseki-Kobutsu-Koshogaku Zasshi, 86, 273-277
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
    		[World of Stones 12:49]
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    Sorokhtina, N.V., Chukanov, N.V., Voloshin, A.V., Pakhomovsky, Y.A., Bogdanova, A.N., and Moiseev, M.M. (2008): Geology of Ore Deposits 50(7), 620-628.
    www.koeln.netsurf.de/~w.steffens/vuori.htm
    Sweden
     
    • Västergötland
      • Karlsborg
        • Undenäs
    		GFF 17, 597
    UK
     
    • England
      • Shropshire
        • Hope-Shelve District
          • Moreswood
            • Disgwylfa Hill
    		BMS Database
    • Scotland
      • Highlands
        • Tomich
    		Journal of The Rusell Society (2008) Vol 11, pp73-79.
      • Strathclyde (Ayrshire)
        • Beith
    		[BMS]
      • Strathclyde (Dunbartonshire)
    		Haidinger W, Turner E (1825) Description of edingtonite, a new mineral species, The Edinburgh Journal of Science 3, 316-320
    • Wales
      • Powys (Radnorshire)
        • Old Radnor
          • Wethel
    		UKJMM Vol.29 p.14
    USA
     
    • California
      • Fresno Co.
        • Big Creek-Rush Creek District
          • Rush Creek deposit
            • Big Creek
      • Mendocino Co.
        • Cloverdale
    		www.mineralsocal.org; Tschernich, R. (1992): Zeolites of the World, p.51
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 30th Oct 2009 20:32:56