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Heulandite-K

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About Heulandite-KHide

Formula:
(K,Ca,Na)5(Si27Al9)O72 · 26H2O
Colour:
White, Colorless, Red, Yellow, Brown, Green
Lustre:
Vitreous, Pearly
Hardness:
3 - 3½
Crystal System:
Monoclinic
Name:
Named in 1822 by Henry James Brooke in honor of Johann Heinrich "John Henry" Heuland [March 21, 1778 Beyreuth, Germany - November 16, 1856 Hastings, Sussex, England, UK], a mineral collector and mineral dealer living in England and for the suffix indicating dominant K. Despite having an international reputaion, there are no known images of Henry Heuland.

Classification of Heulandite-KHide

Approved
9.GE.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
E : Chains of T10O20 Tetrahedra
Dana 7th ed.:
77.1.4.1

Pronounciation of Heulandite-KHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of Heulandite-KHide

Vitreous, Pearly
Transparency:
Transparent
Colour:
White, Colorless, Red, Yellow, Brown, Green
Streak:
White
Hardness:
3 - 3½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
perfect on the {010}

Optical Data of Heulandite-KHide

Type:
Biaxial (+)
RI values:
nα = 1.476 - 1.506 nβ = 1.479 - 1.510 nγ = 1.479 - 1.517
2V:
Measured: 10° to 48°
Max Birefringence:
δ = 0.003 - 0.011
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v

Chemical Properties of Heulandite-KHide

Formula:
(K,Ca,Na)5(Si27Al9)O72 · 26H2O

Crystallography of Heulandite-KHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 17.636 Å, b = 17.934 Å, c = 7.397 Å
β = 116.0°
Ratio:
a:b:c = 0.983 : 1 : 0.412
Unit Cell V:
2,102.78 ų (Calculated from Unit Cell)
Z:
2

Type Occurrence of Heulandite-KHide

Other Language Names for Heulandite-KHide

Relationship of Heulandite-K to other SpeciesHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Smectite Group3 photos of Heulandite-K associated with Smectite Group on mindat.org.
Celadonite1 photo of Heulandite-K associated with Celadonite on mindat.org.
Prehnite1 photo of Heulandite-K associated with Prehnite on mindat.org.
Mordenite1 photo of Heulandite-K associated with Mordenite on mindat.org.
Chalcedony1 photo of Heulandite-K associated with Chalcedony on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.GE.05Clinoptilolite-CaCa3(Si30Al6)O72·20H2OMon.
9.GE.05Clinoptilolite-KK6(Si30Al6)O72·20H2OMon. 2/m
9.GE.05Clinoptilolite-NaNa6(Si30Al6)O72·20H2OMon. 2/m : B2/m
9.GE.05Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2OMon. 2/m : B2/m
9.GE.05Heulandite-Na(Na,Ca,K)6(Si,Al)36O72 · 22H2OMon. 2/m : B2/m
9.GE.05Heulandite-Sr(Sr,Na,Ca)5(Si27Al9)O72 · 24H2OMon. 2/m : B2/m
9.GE.05Heulandite-Ba(Ba,Ca,K)5(Si27Al9)O72 · 22H2OMon. 2/m : B2/m
9.GE.10Stilbite-CaNaCa4[Al9Si27O72] · nH2OMon. 2/m : B2/m
9.GE.10Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2OMon. 2/m : B2/m
9.GE.15Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2OOrth. mmm (2/m 2/m 2/m)
9.GE.15StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm
9.GE.20Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2OMon. 2/m : P21/m
9.GE.20Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O

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 Heulandite-KHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Merkle, A.B., and M. Slaughter (1968), Determination and refinement of the structure of heulandite: American Mineralogist: 53: 1120-1138.
Alberti, A. (1972), On the crystal structure of the zeolite heulandite: Tschermaks Mineralogische und Petrographische Mitteilungen: 18: 129-146.
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.
Comodi, P., G.D. Gatta, & P.F. Zanazzi (2001), High-pressure structural behavior of heulandite: European Journal of Mineralogy: 15: 247-255.

Internet Links for Heulandite-KHide

Localities for Heulandite-KHide

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
 
  • Nova Scotia
    • Kings Co.
      • Bay of Fundy
Canadian Mineralogist 38, 1215
France
 
  • Nouvelle-Aquitaine
    • Haute-Vienne
      • Champagnac-la-Rivière
Lebocey j. & RDAG (2011) - autres gisements et indices de zéolites, In zéolites de France, Le Règne Minéral hors-série 17, 113-121
Italy
 
  • Sardinia
    • Sassari Province
      • Anglona
AMI UK Service
  • Trentino-Alto Adige (Trentino-Südtirol)
    • Trento Province
      • Lagarina Valley
        • Mt. Baldo
          • Brentonico
Ferretti P., Gualtieri A., Masetto M. (2013): Armotomo, heulandite-K e “gmelinite” nelle vulcaniti eoceniche del Monte Baldo (Brentonico, Trentino-Alto Adige). Studi Trent. Sci. Nat., 93, 139-147.
  • Veneto
    • Vicenza Province
      • Altissimo
        • Campanella
Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
      • Arzignano
        • Main Mt.
M. Boscardin (2002): " Presenze Mineralogiche significative nei Lessini Vicentini - Studi e Ricerche- Associazione Amici del Museo- Museo Civico "G. Zannato" Montecchio Maggiore (VI). 15 Dicembre 2002, pp. 49-56.
M. Boscardin (2002): " Presenze Mineralogiche significative nei Lessini Vicentini - Studi e Ricerche- Associazione Amici del Museo- Museo Civico "G. Zannato" Montecchio Maggiore (VI). 15 Dicembre 2002, pp. 49-56.
      • Monte di Malo
        • Contrada Vanzi
Carbonin, S., Manzone, A., Boscardin M., Pegoraro, S. (2003): Zeoliti del Vicentino: caratterizzazioni chimiche e ottiche nella serie dell'heulandite. Rivista Mineralogica Italiana, 4, 186-195.
Boscardin M., Daleffe A., Rocchetti I., Zordan A. “I minerali nel Vicentino”, Museo “G. Zannato”, Montecchio Maggiore (Vicenza), 2011.
      • Santorso
Passaglia, E. (1969): Le zeoliti di Albero Bassi (Vicenza). Periodico di Mineralogia, 38, 237-243; Coombs, D.S., Alberti, A., Armbruster, T., Artioli, G., Colella, C., Galli, E., Grice, J.D., Liebau, F., Mandarino, J.A., Minato, H., Nickel, E.H., Passaglia, E., Peacor, R.D., Quartieri, S., Rinaldi, R., Ross, M., Sheppard, R.A., Tillmanns, S., Vezzalini, G. (1997): Recommended nomenclature for zeolite minerals: report of the sub commitee on zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names. Canadian Mineralogist, 35, 1571-1606; Carbonin, S., Manzone, A., Boscardin, M., Pegoraro, S. (2003): Zeoliti del Vicentino: caratterizzazioni chimiche e ottiche nella serie dell'heulandite. Rivista Mineralogica Italiana, 27, 4 (4/2003), 186-195; Boscardin, M., Daleffe, A., Rocchetti, I., Zordan, A. (2011): Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni. Museo di Archeologia e Scienze Naturali “G. Zannato”, Montecchio Maggiore (Vicenza), 183 pp.; Della Costa, L. (2014): Zeoliti e altri minerali della Valle del Timonchiello, Tretto, Schio, Vicenza. Rivista Mineralogica Italiana, 38, 4 (4-2014),248-259; Zordan, A. (2014): Provincia di Vicenza. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
      • Santorso and Schio
Carbonin, S., Manzone, A., Boscardin, M., Pegoraro, S. (2003): Zeoliti del Vicentino: caratterizzazioni chimiche e ottiche nella serie dell'heulandite. Rivista Mineralogica Italiana, 27, 4 (4/2003), 186-195; Della Costa, L. (2014): Zeoliti e altri minerali della Valle del Timonchiello, Tretto, Schio, Vicenza. Rivista Mineralogica Italiana, 38, 4 (4-2014), 248-259.
      • Schio
        • Monte Magrè
Boscardin M., Daleffe A., Rocchetti I., Zordan A. "I minerali nel Vicentino", Museo "G. Zannato", Montecchio Maggiore, (Vicenza), 2011
        • Tretto
          • San Rocco di Tretto (San Rocco)
Della Costa, L. (2014): Zeoliti e altri minerali della Valle del Timonchiello, Tretto, Schio, Vicenza. Rivista Mineralogica Italiana, 38, 4 (4-2014), 248-259; Zordan, A. (2014): Provincia di Vicenza. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
Carbonin, S., Manzone, A., Boscardin, M., Pegoraro, S. (2003): Zeoliti del Vicentino: caratterizzazioni chimiche e ottiche nella serie dell'heulandite. Rivista Mineralogica Italiana, 27, 4 (4/2003), 186-195; Boscardin, M., Daleffe, A., Rocchetti, I., Zordan, A. (2011): Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni. Museo di Archeologia e Scienze Naturali “G. Zannato”, Montecchio Maggiore (Vicenza), 183 pp.; Della Costa, L. (2014): Zeoliti e altri minerali della Valle del Timonchiello, Tretto, Schio, Vicenza. Rivista Mineralogica Italiana, 38, 4 (4-2014), 248-259; Zordan, A. (2014): Provincia di Vicenza. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
      • Valdagno
        • Cerealto
Boscardin, M., Checchi, A., Filippi, F., Guglielmino, S., Pegoraro, S., Pretto, G., Zattra, A. (1998): Offretite del Veneto. Rivista Mineralogica Italiana, 1/1998, 25-30.
Norway
 
  • Akershus
    • Asker
Stensrud, S. (2004): Mineralfunn i ny sikkerhetstunnel i Vardåsen og langs ny gangvei langs Heggedalsveien i Asker i 2002-2003. Norsk Bergverksmuseum Skrift 28: 76-102; Nordrum, F. S., Larsen, A.O. & Erambert, M. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift, 30: 98-112
  • Aust-Agder
    • Arendal
      • Arendal Iron Mines
        • Barbudalen
          • Steinsås
Nordrum, F.S. ; Larsen, A.O. & Erambert, M. (2003): Minerals of the heulandite series in Norway- a progress report. Norsk Bergverksmuseum skrift 25: 51-62
Nordrum, F. S., Larsen, A.O. & Erambert, M. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift, 30: 98-112
  • Hordaland
    • Øygarden
      • Nautnes
Nordrum, F.S., Larsen, A.O. & Erambert M. (2006): Minerals of the heulandite- and axinite series in Norway- additional data. Norsk Bergverksmuseum Skrift, 33: 27-34
  • Telemark
    • Kragerø
      • Valberg
Nordrum, F.S. ; Larsen, A.O. & Erambert, M. (2003): Minerals of the heulandite series in Norway- a progress report. Norsk Bergverksmuseum skrift 25: 51-62
  • Vestfold
    • Holmestrand
Nordrum, F. S., Larsen, A.O. & Erambert, M. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift, 30: 98-112
Nordrum, F. S., Larsen, A.O. & Erambert, M. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift, 30: 98-112
    • Horten
      • Borre
        • Falkensten
Nordrum, F.S. et al. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift , 30: 98-112; [with analysis of heulandite-K from Falkenstensvingen]
    • Re
Nordrum, F. S., Larsen, A.O. & Erambert, M. (2005): Minerals of the heulandite series in Norway- additional data and summary. Norsk Bergverksmuseum Skrift, 30: 98-112
    • Sandefjord
      • Vesterøya
Larsen, A. O. (2002): Zeolitter fra syenittpegmatittene i Oslofeltet. Bergverksmuseets Skrift 20, 60-65; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
Nordrum, F.S., Larsen, A.O. & Erambert M. (2006): Minerals of the heulandite- and axinite series in Norway- additional data. Norsk Bergverksmuseum Skrift, 33: 27-34 ; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p.
Russia
 
  • Northern Region
    • Murmanskaya Oblast'
      • Khibiny Massif
Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
      • Lovozero Massif
Pekov, I.V. (2000): Lovozero Massif. Moscow, Ocean Pictures Ltd, 480 pp.
        • Tyul'bnyunuai River Valley
Pekov, I.V. (2000): Lovozero Massif. Moscow, Ocean Pictures Ltd, 480 pp.
UK
 
  • England
    • Cornwall
      • St Just
        • Botallack
          • Botallack Mine
J. Russell Socierty 2006, 68-71
USA
 
  • Arizona
    • Maricopa Co.
AM61_853
  • Oregon
    • Clackamas Co.
      • Clackamas River localities
Tschernich, R. (1992): Zeolites of the World: 423; Howard, Don & Thornton, Jocelyn (1998) MicroProbe: 8(7), Spring 1998: 7-9; Tschernich, Rudy (2001) MicroProbe: 9(9), Spring 2001: 20-23; Gladwell, Jon ( ), Crystals & Minerals, Vol 3: 24-25.
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