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Wellsite

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Formula:
(Ba,Ca,K2)Al2Si6O16 · 6H2O
Hardness:
4 - 4½
Crystal System:
Monoclinic
Name:
Named after Horace Lemuel Wells (1855-1924), professor of chemistry, Yale University (Connecticut - USA).
Discredited - is either barian Phillipsite-Ca or calcian Harmotome.
Originally described from Buck Creek Mine (Cullakenee Mine), Buck Creek, Clay Co., North Carolina, USA.


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Classification of WellsiteHide

Discredited
16.12.13

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

Pronounciation of WellsiteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of WellsiteHide

Hardness:
4 - 4½ on Mohs scale

Optical Data of WellsiteHide

Type:
Biaxial (+)
RI values:
nα = 1.499 nβ = 1.501 nγ = 1.504
Max Birefringence:
δ = 0.005
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
none

Chemical Properties of WellsiteHide

Formula:
(Ba,Ca,K2)Al2Si6O16 · 6H2O
Common Impurities:
Mg,Sr,Na

Crystallography of WellsiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 9.91 Å, b = 14.24 Å, c = 8.7 Å
β = 124.65°
Ratio:
a:b:c = 0.696 : 1 : 0.611
Unit Cell V:
1,009.98 ų (Calculated from Unit Cell)

Other Language Names for WellsiteHide

German:Wellsit
Spanish:Wellsita

Common AssociatesHide

Associated Minerals Based on Photo Data:
Analcime2 photos of Wellsite associated with Analcime on mindat.org.
Phacolite1 photo of Wellsite associated with Phacolite on mindat.org.
Heulandite1 photo of Wellsite associated with Heulandite on mindat.org.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.12.1StronalsiteNa2SrAl4Si4O16Orth.
16.12.2SlawsoniteSr(Al2Si2O8)Mon.
16.12.3BrewsteriteMon.
16.12.4CelsianBa(Al2Si2O8)Mon. 2/m
16.12.5ParacelsianBa(Al2Si2O8)Mon.
16.12.6CymriteBaAl2Si2(O,OH)8 · H2OMon.
16.12.7EdingtoniteBa[Al2Si3O10] · 4H2O
16.12.8BanalsiteNa2BaAl4Si4O16Orth.
16.12.9Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2OMon. 2/m : P21/m
16.12.10Hyalophane(K,Ba)[Al(Si,Al)Si2O8]Mon.
16.12.11BalipholiteBaLiMg2Al3(Si2O6)2(OH)4Orth.
16.12.12ArmeniteBaCa2Al6Si9O30 · 2H2OOrth. mmm (2/m 2/m 2/m) : Pnna
16.12.14Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth.
16.12.15Anandite(Ba,K)(Fe2+,Mg)3((Si,Al,Fe)4O10)(S,OH)2Mon. 2/m : B2/b
16.12.16Fraipontite(Zn,Al)3((Si,Al)2O5)(OH)4Mon.
16.12.17SauconiteNa0.3Zn3((Si,Al)4O10)(OH)2 · 4H2OMon.
16.12.18Minehillite(K,Na)2-3Ca28Zn4Al4Si40O112(OH)16Hex.
16.12.19HendricksiteK(Zn,Mg,Mn2+)3(AlSi3O10)(OH)2Mon. 2/m : B2/m
16.12.20Baileychlore(Zn,Fe2+,Al,Mg)6(Si,Al)4O10(OH)8Tric.

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 WellsiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Journal of Science (1897): 153: 443.
Can. Mineral. 35 (1997) 1571
Mineralogical Magazine (1998): 62: 571.

Internet Links for WellsiteHide

Localities for WellsiteHide

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.
Austria
 
  • Burgenland
    • Güssing
Natural History Museum Vienna collection; Taucher, J. & Hollerer, Chr. (1993)
  • Carinthia
    • St Paul im Lavanttal
      • Kollnitz
G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
  • Lower Austria
    • Waldviertel
      • Persenbeug-Gottsdorf
R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Ústí Region
      • Litoměřice
M.Radoň-Významné mineralogické lokality Českého středohoří (čas.Minerál 2/2009)
  • Moravia (Mähren; Maehren)
    • Vysočina Region
      • Žďár nad Sázavou
        • Věžná
Canadian Mineralogist, Vol 17, 1979, pp. 583-588.; Cerny, P., Hawthorne, F. C., Laflamme, J. H. G., & Hinthorne, J. (1979). Stibiobetafite, a new member of the pyrochlore group from Vezna, Czechoslovakia. Canadian Mineralogist, 17, 583-588.
Petr Pauliš (2001): Nejzajímavější mineralogická naleziště Moravy a Slezska. Kuttna, Kutná Hora.; Mineralogical Magazine 1963 33 : 450-457
France
 
  • Auvergne-Rhône-Alpes
    • Ardèche
      • Privas
Ch. Robert : "Barian phillipsite and strontian chabazite from the Plateau des Coirons, Ardèche, France", Bull. Minéral., 1988, 111, pp. 671-677, France.
      • Villeneuve-de-Berg
Ch. Robert : "Barian phillipsite and strontian chabazite from the Plateau des Coirons, Ardèche, France", Bull. Minéral., 1988, 111, pp. 671-677, France.
Germany
 
  • Hesse
    • Vogelsberg
      • Ortenberg
Italy
 
  • Veneto
    • Verona Province
      • Roncà
Galli E. (1972) - La phillipsite barifera ("wellsite") di M. Calvarina (Verona). Periodico di mineralogia – Roma pp. 23-33
UK
 
  • Northern Ireland
    • Co. Antrim
Adair, I. (1986) pers. comm.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Ukraine
 
  • Crimea Oblast'
World of Stones v.9
    • Simferopol area
      • Petropavlovka Village area
A. Tischenko. Minerals of the Crimea - World of stones, 1996, #9, p. 9-18
      • Ukrainka Village area (Kurtsy)
- Dvoichenko P.A. The minerals of Crimea (1914) - Zapiski Krymskogo obshchestva estestvoispytatelei (Proceeding of the Crimea Society of Naturalistes), 1914, vol. 4, p. 1-208 (Rus.) - Popov S.P. Mineralogy of the Crimea (1938). - M.-L., AN SSSR, 1938, 352 p. (Rus.)
USA
 
  • California
    • Trinity Co.
      • Coastal Range
        • Mad River Rock
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 383; www.mineralsocal.org; Tony Kampf (PXRD analysis)
  • Colorado
    • Mineral Co.
      • San Juan Mts
        • Wolf Creek Pass
Rocks & Minerals 79:5 pp316-324
  • North Carolina
    • Clay Co.
      • Buck Creek
Pratt,Joseph Hyde, and Foote,H.W.,1897,On Wellsite ,A New Mineral(Clay County,North Carolina,American Journal Of Science,Series 4,Vol 3.June 1897,P.443-448
  • Oregon
    • Clackamas Co.
Miklancic collection #1742/77
Mineral and/or Locality  
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