ALMOST THERE!. Help us with a final push needed to keep running. Click here to help.
Catawiki are hosting a benefit auction. All proceeds to! BID NOW
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About BerthierineHide

Pierre Berthier
Dark olive green, yellowish green
Specific Gravity:
3.06 (Calculated)
Crystal System:
For Pierre Berthier (1782-1861), French chemist/mineralogist
A member of the Kaolinite-Serpentine group.

1M and 1H polytypes are known.

Classification of BerthierineHide

Approved, 'Grandfathered' (first described prior to 1959)

9 : SILICATES (Germanates)
E : Phyllosilicates
D : Phyllosilicates with kaolinite layers composed of tetrahedral and octahedral nets

71 : PHYLLOSILICATES Sheets of Six-Membered Rings
1 : Sheets of 6-membered rings with 1:1 layers

16 : Silicates Containing Aluminum and other Metals
19 : Aluminosilicates of Fe and Mg

Physical Properties of BerthierineHide

Dark olive green, yellowish green
Greenish white
2½ on Mohs scale
3.06 g/cm3 (Calculated)

Optical Data of BerthierineHide

RI values:
nα = 1.620 nγ = 1.650
Max Birefringence:
δ = 0.030
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
r < v strong

Chemical Properties of BerthierineHide


Crystallography of BerthierineHide

Crystal System:
Class (H-M)
Space Group:
Space Group Setting:
Cell Parameters:
Unit Cell Volume (calc):


X-Ray Powder DiffractionHide

Powder Diffraction Data:
7.04 (100)
3.513 (100)
2.673 (40)
2.514 (90)
2.399 (40)
2.137 (60)
1.552 (70)

Type Occurrence of BerthierineHide

Synonyms of BerthierineHide

Other Language Names for BerthierineHide

Varieties of BerthierineHide

Titanian BerthierineSerpentine Group

A titanium-bearing berthierine.

Relationship of Berthierine to other SpeciesHide

Other Members of this group:
AmesiteMg2Al(AlSiO5)(OH)4Tric. 1 : P1
AntigoriteMg3(Si2O5)(OH)4Mon. m : Bm
CronstedtiteFe2+2Fe3+((Si,Fe3+)2O5)(OH)4Trig. 3m : P3 1m
GuidottiiteMn2Fe3+(Fe3+SiO5)(OH)4Hex. 6 : P63

Common AssociatesHide

Chlorite GroupA group of mostly monoclinic (also triclinic or orthorhombic) micaceous phyllosilicate minerals with a structure ...
Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
Associated Minerals Based on Photo Data:
Pyrite2 photos of Berthierine associated with Pyrite on
Siderite2 photos of Berthierine associated with Siderite on
Ancylite-(Ce)1 photo of Berthierine associated with Ancylite-(Ce) on
Goethite1 photo of Berthierine associated with Goethite on
Ancylite Group1 photo of Berthierine associated with Ancylite Group on

Related Minerals - Nickel-Strunz GroupingHide

9.ED.ClinochrysotileMon. 2/m
9.ED.05DickiteAl2(Si2O5)(OH)4Mon. m : Bb
9.ED.05KaoliniteAl2(Si2O5)(OH)4Tric. 1 : P1
9.ED.05NacriteAl2(Si2O5)(OH)4Mon. m : Bb
9.ED.05Odinite(Fe,Mg,Al,Fe,Ti,Mn)2.4((Si,Al)2O5)(OH)4Mon. m : Bm
9.ED.10HalloysiteAl2(Si2O5)(OH)4Mon. m : Bb
9.ED.10HisingeriteFe3+2(Si2O5)(OH)4 · 2H2OMon.
9.ED.10Halloysite-7ÅAl2(Si2O5)(OH)4Mon. m : Bb
9.ED.15AmesiteMg2Al(AlSiO5)(OH)4Tric. 1 : P1
9.ED.15AntigoriteMg3(Si2O5)(OH)4Mon. m : Bm
9.ED.15CronstedtiteFe2+2Fe3+((Si,Fe3+)2O5)(OH)4Trig. 3m : P3 1m
9.ED.15GuidottiiteMn2Fe3+(Fe3+SiO5)(OH)4Hex. 6 : P63
9.ED.20Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2OAmor.
9.ED.20ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2OOrth.
9.ED.20Neotocite(Mn,Fe,Mg)SiO3 · H2OAmor.
9.ED.25BismutoferriteFe3+2Bi(SiO4)2(OH)Mon. m : Bm
9.ED.25ChapmaniteFe3+2Sb3+(Si2O5)O3(OH)Mon. m : Bm

Related Minerals - Dana Grouping (8th Ed.)Hide

71.1.2c.1AmesiteMg2Al(AlSiO5)(OH)4Tric. 1 : P1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.19.1IndialiteMg2Al3(AlSi5O18)Hex. 6/mmm (6/m 2/m 2/m) : P6/mcc
16.19.2Cordierite(Mg,Fe)2Al3(AlSi5O18)Orth. mmm (2/m 2/m 2/m) : Cccm
16.19.5StauroliteFe2+2Al9Si4O23(OH)Mon. 2/m : B2/m
16.19.6Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2Mon. 2/m : B2/b
16.19.7AmesiteMg2Al(AlSiO5)(OH)4Tric. 1 : P1
16.19.9YoderiteMg(Al,Fe3+)3(SiO4)2O(OH)Mon. 2/m : P21/m
16.19.11Ferrocarpholite(Fe2+,Mg)Al2(Si2O6)(OH)4Orth. mmm (2/m 2/m 2/m) : Ccca
16.19.16Odinite(Fe,Mg,Al,Fe,Ti,Mn)2.4((Si,Al)2O5)(OH)4Mon. m : Bm
16.19.17ClinochloreMg5Al(AlSi3O10)(OH)8Mon. 2/m : B2/m
16.19.22VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2OMon. 2/m
16.19.23Corrensite(Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2OOrth.

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 BerthierineHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mineralogical Magazine: 29: 502-525.
Brindley, G.W. and R.F. Youell (1953): Ferrous chamosite and ferric chamosite. Mineral. Mag., 37, 57-70.
Brindley, G.W. (1982): Chemical composition of berthierines - a review. Clays and Clay Minerals, 30, 153-155.
Arma, M., Fleet, ME., and Barnett, R.L. (1985): Titanian berthierine: a Ti-rich serpentine group mineral from the Picton ultramafic dyke, Ontario. Canadian Mineralogist 23, 213-220.
Bertoldi, C., Dachs, E., Cemič, L., Theye, T., Wirth, R., and Groger, W. (2005): The heat capacity of the serpentine-subgroup mineral berthierine (Fe2.5Al0.5)[Si1.5Al0.5 O5](OH)4. Clays and Clay Minerals 53, 381-389.

Internet Links for BerthierineHide

Localities for BerthierineHide

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.
  • Western Australia
    • Laverton Shire
      • Laverton
        • Windarra Ni Mine (Mount Windarra; Windarra; Discovery gossan; Poseidon deposit)
Riley, J.F. (1975) A nickel-bearing aluminium serpentine (septechlorite) from Western Australia, Mineralogical Magazine, 40:310, 200-202.
  • Minas Gerais
    • Poços de Caldas alkaline complex
      • Poços de Caldas
Atencio et al. (1999) Canadian Mineralogist 37, 91-98.
  • Sofiya Oblast (Sofia Oblast)
Damyanov, Z., & Vassileva, M. (2001). Authigenic phyllosilicates in the Middle Triassic Kremikovtsi sedimentary exhalative siderite iron formation, Western Balkan, Bulgaria. Clays and clay minerals, 49(6), 559-585.
  • British Columbia
    • Golden Mining Division
Jennifer Pell (1994) Carbonatites, Nepheline Syenites, Kimberlites and Related Rocks in British Columbia. Brithish Columbia Ministry of Energy Bulletin 88.
  • Northwest Territories
    • Yellowknife Pegmatite field
Wise, M. and Cerny, P., 1990, Beusite-Triphylite Intergrowths from theYellowknife Pegmatite Field, Northwest Territories, Canadian Mineralogist, v. 28: 133-139.
  • Nunavut
Handbook of Mineralogy
  • Ontario
    • Cochrane District
      • Timmins area
        • Kidd Township
Jiang, Peacor, & Slack. Clays and Clay Minerals 40:501-514; Canadian Mineralogist Vol. 30,pp. 1127-1142 (1992)
    • Prince Edward Co.
      • Sophiasburgh Township
Canadian Mineralogist: 23: 213-220.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    • Montréal
      • Mont Royal
Tarassoff collection
  • Guangxi
    • Beihai
      • Hepu Co.
Heping Sun and Curtis, C.D. (1988): Acta Mineralogica Sinica 8(2), 97-103
  • Shanghai
    • Chongming Co.
Guijia Zhang, Heping Sun, Congxian Li, and Zhizheng Ye (1991): Acta Mineralogica Sinica 11(1), 39-44
Czech Republic
  • Moravian-Silesian Region
    • Bruntál
Fojt B.: Ba-minerály železnorudné mineralizace na stratiformním sulfidickém ložisku Horní Benešov v Nízkém Jeseníku. Minerál, 2013, roč. 21, č. 4, s. 311-312.; Mücke A., Dolníček Z., Fojt B., Hladíková J., Pudilová M., Reif J., Škoda R.: The Horní Benešov ore deposit in the Devonian Šternberk-Horní Benešov Belt, Jeseníky Mts, Czech Republic. Part II: Fe-ore occurrences. – Čas. Slez. Muz. Opava (A), 2013, 62, 215-254.
  • Vysočina Region
    • Žďár nad Sázavou District
      • Křižanov
Schreyer, W., Bernhardt, H.-J., Medenbach, O.: Ferrogedrite, siderophyllite, septechamosite, andalusite and chloritoid as alteration products of sekaninaite (ferrocordierite) from the Dolní Bory pegmatite, Moravia. Russian Geology and Geophysics, 1993, 34, 12, 125-131.
Staněk, J.: Asociace minerálů významnějších pegmatitových žil v Hatích u Dolních Borů na západní Moravě. Acta Musei Moraviae, Scientiae naturales, 1997, roč. 82, 3-19.
  • Kymenlaakso
    • Kotka
Ilkka Mikkola collection
  • Auvergne-Rhône-Alpes
    • Haute-Loire
      • Mercoeur
No reference listed
  • Brittany
    • Finistère
      • Poullaouen
R.PIERROT, L. CHAURIS, C. LAFORET (1973) : "Inventaire minéralogique de la France : 29- Finistère.", B.R.G.M. Paris.
  • Grand Est
    • Moselle
Handbook of Mineralogy; Philippe Michelin Amethyst's'; Philippe Michelin Amethyst's'; Philippe Michelin Amethyst's
  • Pays de la Loire
    • Loire-Atlantique
      • Saint-Aubin-des-Châteaux
Moëlo, Y., Gloaguen, E., Lulzac, Y. (2006): III. Les minéraux de Saint-Aubin. Le Cahier des Micromonteurs, 1/2006, 13-25
  • Bavaria
    • Upper Palatinate
      • Waidhaus
        • Hagendorf
  • Thuringia
    • Wurzbach
      • Weitisberga
Wittern: "Mineralfundorte in Deutschland", 2001
  • Baranya Co.
    • Mecsek Mts
      • Pécs
  • Veszprém Co.
    • Bakony Mts
      • Halimba
Mineral Species of Hungary, 2005
  • Piedmont
    • Cuneo Province
      • Gesso Valley
        • Valdieri
          • San Lorenzo
Parola, F. (2015): I minerali della Miniera del Lausetto in Valle Gesso (Cuneo). Tesi di laurea in Scienze Geologiche. Università degli Studi di Torino, Dipartimento di Scienze della Terra, Torino, 47 pp.
    • Torino Province
      • Canavese District
        • Léssolo
          • Cálea
Le miniere di Brosso (2001)-Italo Campostrini- ed. Museo Regionale Torino
    • Verbano-Cusio-Ossola Province
      • Baveno
        • Feriolo
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" di Alba, Ed., Alba, 607 pp.
        • Oltrefiume
          • Mount Camoscio
Grill, E. (1935): I minerali del granito di Baveno, la fayalite. Periodico di Mineralogia, 129-133. - Gallitelli, P. (1936): Le miche del granito di Baveno. . Periodico di Mineralogia, 61-76 - Pagliani, G. (1948): Le Zeoliti del granito di Baveno. Periodico di Mineralogia, 175-188. - Ravagnani, D. (1974): I giacimenti uraniferi italiani - Gruppo Mineralogico Lombardo - Museo Civico di Storia Naturale di Milano, Ed., Milano, 188 pp. - min. Rec. 14 (3), 157-168 - Am. Min. 83, 1330-1334 (1998) - Am. Min. 84, 782-789 (1999). - Guastoni, A. & Pezzotta, F. (2004): Kristiansenite a Baveno, second ritrovamento Mondiale della specie. Rivista Mineralogica Italiana, 4/2004, 247-251. - Guastoni, A., Demartin, F., Pezzotta, F. (2004): Sekaninaite delle pegmatiti granitiche di Feriolo e Baveno (VB). Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano, 145, 59-68. - Mineralogist americano (2005) 90, 1442-1452.
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
  • Sardinia
    • Carbonia-Iglesias Province
      • Fluminimaggiore
        • Oridda Valley
Olmi, F., Sabelli, C., Santucci, A. & Brizzi, G. (1995): Les minéraux rares de Sardaigne. Le Règne Minéral, 4/1995, 4-25
    • Nuoro Province
      • Gadoni
Stara, P., Rizzo, R., Sabelli, C., Ibba, A. (1999): I minerali di Funtana Raminosa. Rivista Mineralogica Italiana, 1/1999, 10-27.
  • Trentino-South Tyrol
    • Trento
      • Canal San Bovo
        • Vanoi Valley
          • Pralongo
Venzo, Z., Bittarello, E., Canal, A., Ciriotti, M.E., Gasparetto, P., Pegoraro, S., Toffolo, L., Tosato, F. (2017): La Cava di granito "Grisotto" in località Pralongo, Valle del Vanoi, Canal San Bovo. Trento. Micro, 15, 1-2017, 44-62.
  • Saitama
    • Chichibu City
      • Ohtaki-mura
        • Nakatsugawa
The Mineral Species of Japan (5th ed) Matsubara
New Zealand
  • South Island
    • Canterbury Region
      • Waimate District
        • Waihaorunga
Coombs, D. S., Zhao, G., & Peacor, D. R. (2000). Manganoan berthierine, Meyers Pass, New Zealand: occurrence in the prehnite-pumpellyite facies. Mineralogical Magazine, 64(6), 1037-1046.
    • Southland Region
      • Southland District
Gejing Li et al. : "Solid solution in the celadonite family: The new minerals ferroceladonite and and ferroaluminoceladonite", American Mineralogist, Volume 82, pages 503–511, 1997
  • Agadez Department
    • Aïr Region
      • South Aïr
Wolley, A.R. (2001): Alkaline Rocks and Carbonatites of the World: Africa.- The Geological Society, London
  • Łódz
    • Opoczno County
Kozłowska, A., Maliszewska, A. (2015): Berthierine in the Middle Jurassic sideritic rocks from southern Poland. Geological Quarterly: 59(3): 551-564
  • Świętokrzyskie
    • Piotrków Trybunalski County
      • Aleksandrów Commune
Kozłowska, A., Maliszewska, A. (2015): Berthierine in the Middle Jurassic sideritic rocks from southern Poland. Geological Quarterly: 59(3): 551-564
Handbook of Mineralogy
  • Komi Republic
    • Timan Range
Mordberg, L.E. (1999): Journal of Geochemical Exploration 66(1/2), 353-361.
  • Krasnoyarsk Krai
    • Taymyrskiy Autonomous Okrug
      • Taimyr Peninsula
        • Putoran Plateau
          • Noril'sk
            • Talnakh Cu-Ni Deposit
Mariya S. Alferova (2007) Grossular, Vesuvianite and Achtarandite Mineralogy of the Talnakh Region. New Data on Minerals 42:50-61
  • Murmansk Oblast
  • Zabaykalsky Krai
    • Chitinskaya Oblast
      • Krasnokamensk
        • Strel'tsovskoe Mo-U ore field
Laverov, N.P., Petrov, V.A., Poluektov, V.V., Nasimov, R.M., Hammer, J., Burmistrov, A.A., and Shchukin, S.I. (2008): Geology of Ore Deposits 50(5), 339-361.
  • Andalusia
    • Córdoba
      • Hornachuelos
        • Sierra Albarrana
Maria del Mar Abad-Ortega and Fernando Nieto, Eur. Journ. Mineral. , 1995, 7, pp. 363-367.
  • Södermanland
    • Eskilstuna
  • England
    • Co. Durham
Handbook of Mineralogy
    • North Yorkshire
      • Scarborough
        • Osgodby
Jason Evans collection
        • Scarborough
Gunnar Färber specimens
    • Northamptonshire
      • Corby
        • Weldon
Handbook of Mineralogy
    • West Sussex
Handbook of Mineralogy
Handbook of Mineralogy
Tindle, A.G. (2008) Minerals of Britian and Ireland
  • California
    • Santa Clara Co.
      • Diablo Range
        • Black Wonder District
          • Mount Hamilton
  • Colorado
    • San Juan Co.
      • Elk Park
Minerals of Colorado (1997) Eckel, E. B.
  • Kentucky
    • Rockcastle Co.
  • Maine
    • Androscoggin Co.
      • Auburn
        • West Mount Apatite District
Wise, M. A. (2007). Crystallization of 'pocket' berthierine from the pulsifer granitic pegmatite, Poland, Maine, USA. Clays and Clay Minerals, 55(6), 583-592.
  • Wyoming
    • Albany Co.
Rocks & Minerals 76:382
  • Samarqand Region
    • North Nuratau Mts
      • Zarmitan
Gromova, E. I.; Glotov, A. M.; Khrenov, V. A.; Lipskaya, V. I. (1980): Gold-​silver-​antimony mineralization in Charmitan deposits. Uzbekiston Geologiya Zhurnali 1980 (5), 8-11 (in Russian).
Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2018, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: December 16, 2018 20:12:13 Page generated: December 5, 2018 12:38:02
Go to top of page