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Sepiolite Group

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Related to the palygorskite group.

Classification of Sepiolite Group

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Relationship of Sepiolite Group to other Species

Group Members:
Falcondoite 
(Ni,Mg)
 
4
Si
 
6
O
 
15
(OH)
 
2
· 6H
 
2
O
Ferrisepiolite 
(Fe
3+
 
,Fe
2+
 
,Mg)
 
4
((Si,Fe
3+
 
)
 
6
O
 
15
)(O,OH)
 
2
· 6H
 
2
O
Loughlinite 
Na
 
2
Mg
 
3
Si
 
6
O
 
16
· 8H
 
2
O
Sepiolite 
Mg
 
4
(Si
 
6
O
 
15
)(OH)
 
2
· 6H
 
2
O
Minerals structurally related to group:
Kalifersite
(K,Na)
 
5
Fe
3+
7
Si
 
20
O
 
50
(OH)
 
6
· 12H
 
2
O

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.

Internet Links for Sepiolite Group

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  • Localities for Sepiolite Group

    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.
    Argentina
     
    • Río Negro
    [Sepiolite] Hayase, K., Manera, T. & Maiza, P.J. (1970): Sepiolite found in a calcareous rock deposit of the Cantera Cecchi Mine, Rio Negro Province, Argentina. The Journal of the Japanese Association of Mineralogists. 63 (3), 95-108
    Australia
     
    • New South Wales
      • Wentworth Co.
        • Wentworth
          • Nampoo Station
    [Sepiolite]
    • Queensland
    [Sepiolite] Updated list originally distributed by University of Queensland
    [Sepiolite] part of list University of Queensland
    [Sepiolite] No reference listed
        • Mount Isa district
    [Sepiolite] Sielecki, R. (1988) The Mount Isa-Cloncurry mineral field. Mineralogical Record, Vol. 19, pg. 469-490.
    • South Australia
      • Eyre Peninsula
        • Middleback Range
          • Iron Knob
    [Sepiolite] www.crocoite.com (Steve Sorrell) and refs therein
    • Tasmania
      • Heazlewood district
    [Falcondoite] Bottrill, R. S. & Baker, W.E. (2008): A Catalogue of The Minerals of Tasmania. Tasmanian Gelogical Survey Bulletin 73, 254 p
      • King Island
        • Grassy
    [Sepiolite]
    • Western Australia
      • Wiluna Shire
        • Mount Keith
    [Sepiolite] Grguric, B.A. (2003) Minerals of the MKD5 nickel deposit, Mount Keith, Western Australia. Australian Journal of Mineralogy, Vol. 9, No. 2 , pg. 55-71.
    Austria
     
    • Carinthia
      • Friesach - Hüttenberg area
        • Hüttenberg
    [Sepiolite] G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
      • Gurktaler Alpen
        • Radenthein
          • Millstätter Alpe
    [Sepiolite] Pichler (2009)
    • Lower Austria
      • Mostviertel
        • Dunkelstein Forest
          • Dunkelsteinerwald
            • Gansbach
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Waldviertel
        • Brunn an der Wild
          • St Marein
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993); Helmut Pristacz PXRD analysis 8/09
        • Dobersberg
    [Sepiolite] Huber, S., Huber, P. (1977): Mineralfundstellen. Band 8: Oberösterreich, Niederösterreich und Burgenland. - 271 p., München - Innsbruck (Christian Weise, Pinguin).
        • Lichtenau im Waldviertel
    [Sepiolite] Pristacz, H., Kolitsch, U., Löffler, E. & Knobloch, G. (2009): 1594) Dravit und Sepiolith aus dem Steinbruch Malaschofsky bei Lichtenau, WSW Gföhl, Waldviertel, Niederösterreich. P. 214 in: Niedermayr, G. et al. (2009): Neue Mineralfunde aus Österreich LVIII. Carinthia II, 199/119, 189-236.
        • Pölla
          • Altpölla
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
        • Straß im Straßertale
    [Sepiolite] SIGMUND, Alois (1937a): Die Minerale Niederösterreichs.- 2. Aufl., XI + 247 S., Wien - Leipzig (Deuticke).
    • Salzburg
      • Hohe Tauern
        • Stubach valley
    [Sepiolite] Strasser, A. (1989): Die Minerale Salzburgs. Salzburg. 346p
    • Styria
      • Bruck an der Mur
        • Laming valley
          • Oberdorf an der Laming
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Fischbacher Alpen
        • St. Jakob-Breitenau
          • Hochlantsch
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Graz
        • Wildon
          • Weitendorf
    [Sepiolite] peter neschen collection
      • Knittelfeld
        • St Lorenzen bei Knittelfeld
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Leoben
        • Galgenberg
    [Sepiolite] Annalen 1999, p.11-22
        • Kraubath an der Mur
    [Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Neuberg an der Mürz
        • Arzbach (Arzbachleiten)
    [Sepiolite] Hackenberg 2003
      • Niedere Tauern
        • Hohentauern
          • Sunk
    [Sepiolite] MEIXNER, H. (1963): Neue Mineralfunde in den österreichischen Ostalpen XVIII. Carinthia II, 153./73., 124-135.; Aufschluss 1972(SB), 21-26
    Brazil
     
    • Amazonas
      • Presidente Figueiredo
        • Pitinga mine
    [Sepiolite] A. C. Bastos Neto, V. P. Pereira, L. H. Ronchi, E. F. de Lima and J. C. Frantz (2009): The world-class Sn, Nb, Ta, F (Y, REE, Li) deposit and the massive cryolite associated with the albite-enriched facies of the Madeira A-type granite, Pitinga mining district, Amazonas State, Brazil. Canadian Mineralogist 47, 1329-1357.
    Canada
     
    • Manitoba
      • Bird River area
    [Sepiolite] C. J. A. Coats and R. Buchan (1979) Petrology of serpentinized metamorphic olivine, Bird River Sill, Manitoba Can Mineral, 17:847-855
    • Ontario
      • Haliburton Co.
        • Cardiff Township
    [Sepiolite] Sabina, A. P. (1982): Some rare minerals of the Bancroft area. Mineralogical Record 13, 223-228
        • Monmouth Township
    [Sepiolite] geological survey of canada misc report 39; geological survey of canada economic geology report 29
      • Sudbury District
        • Levack Township
    [Sepiolite] Springer (1989) Can. Min. 27, 311-313
    • Québec
      • Montérégie
        • La Vallée-du-Richelieu RCM
          • Mont Saint-Hilaire
    [Sepiolite] Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    China
     
    • Anhui Province
      • Chuzhou Prefecture
        • Quanjiao Co.
    [Sepiolite] Wenguang Li (1997): Jilin Geology 16(4), 22-25; Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    • Henan Province
      • Nanyang Prefecture
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
      • Sanmenxia Prefecture
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    • Hunan Province
      • Changsha Prefecture
    [Sepiolite] Yongzhang Zhou, Shuanbin Wang, and Jiakuan Bao (1993): Geology and Prospecting 29(12), 24-28
          • Yonghe
    [Sepiolite] Wenguang Li (1997): Jilin Geology 16(4), 22-25; Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    • Inner Mongolia Autonomous Region
      • Baotou League (Baotou Prefecture)
        • Bayan Obo Mining District
          • Bayan Obo
    [Ferrisepiolite] Qingchang Meng (1981): Geology and Prospecting 17(3), 10-17
    • Jiangsu Province
      • Huai'an Prefecture
        • Xuyi Co.
    [Sepiolite] Wenguang Li (1997): Jilin Geology 16(4), 22-25; Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    • Jiangxi Province
      • Jingdezhen Prefecture
        • Leping Co.
    [Sepiolite] Sakamoto, S., Ando, T., and Otsuka, R. (1988): Nendo Kagaku 28(3), 134-142; Wenguang Li (1997): Jilin Geology 16(4), 22-25
    • Qinghai Province
      • Hainan Autonomous Prefecture
        • Xinghai Co.
    [Ferrisepiolite] Xiangping Gu, Xiande Xie, Xiangbin Wu, Jianqing Lai, Hoshino Kenich, and Guchang Zhu (2010): CNMNC Newsletter 7, 30
    • Shaanxi Province
      • Hanzhong Prefecture
        • Ningqiang Co.
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    • Sichuan Province
      • Ya'an Prefecture
        • Shimian Co.
    [Sepiolite] Industrial Minerals and Processing 33(12), 8-11 (2003).
    • Yunnan Province
      • Chuxiong Autonomous Prefecture
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
      • Wenshan Autonomous Prefecture
        • Malipo Co.
    [Sepiolite] Kaiji Yu (1981): Geology and Prospecting 17(1), 19-25 (in Chinese).
    • Zhejiang Province
      • Hangzhou Prefecture
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    Colombia
     
    • Córdoba Department
      • Mun. de Montelíbano
    [Sepiolite] Econ Geol (2004) 99:1197-1213
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Kutná Hora (Kuttenberg)
    [Sepiolite] Pauliš P. Mineralogické lokality okolí Kutné Hory. Kuttna 1999, Kutná Hora. p. 14-16.
        • Zruč nad Sázavou (Srutsch an der Sasau)
    [Sepiolite] Pauliš, P.: Sametka z Vlastějovic u Zruče nad Sázavou. Minerál, 2002, roč. 10, č. 1, s. 7 – 8.
      • South Bohemia Region
        • Frymburk
          • Černá v Pošumaví (Schwarzbach im Böhmerwald)
    [Sepiolite] Zikeš J., Welser P.: Nové nálezy minerálů v lomu Vápenný vrch. Minerál, 2011, 19, 1, 9-11.
    • Moravia (Mähren; Maehren)
      • South Moravia Region
        • Letovice (Lettowitz)
    [Sepiolite] Ulrych, J.: Stichtit z hadcového tělesa od Slatinky u Letovic. Časopis pro mineralogii a geologii, 1966, roč. 11, č. 3, s. 311-315.
      • Vysočina Region
        • Bystřice nad Pernštejnem
    [Sepiolite] Pelíšek, J.: Nové minerály ze serpentinitu od Věchnova u Bystřice nad Pernštejnem. Časopis pro mineralogii a geologii, 1988, roč. 33, č. 2, s. 204.
    [Sepiolite] Houzar, S., Novák, M., Doležalová, H., Hrazdil, V., Pfeiferová, A.: Přehled mineralogie, petrografie a geologie nedvědických mramorů, svratecké krystalinikum. Acta Musei Moraviae, Sci. geol., 2006, roč. 91, s. 3-77.
        • Žďár nad Sázavou
    [Sepiolite] Helmut Pristacz jr. PXRD analysis 8/09 (specimen in doubles collection in NHM Vienna)
    Dominican Republic
     
    • Monseñor Nouel Province
      • Bonao
    [Falcondoite] Springer, G. (1976): Falcondoite, nickel analogue of sepiolite. The Canadian Mineralogist, 14, 407-409.
    France
     
    • Auvergne
      • Haute-Loire
        • Brioude
          • Vieille-Brioude
    [Sepiolite]
    • Centre
      • Cher
        • Bourges
    [Sepiolite] The Quincyte pigments: fossil quinones in an Eocene clay mineral. W.G. Prowse, K.I. Arnot, J.A. Rechka, R.H. Thomson and J.R. Maxwell. Tetrahedron 47, 1991, 1095-1108. K.I.
    • Champagne-Ardenne
      • Marne
        • Champigny
    [Sepiolite] "Les minéraux, leurs gisements, leurs associations", P. Bariand, F. Cesbron et J. Geffroy (1977), Editions Minéraux et Fossiles, BRGM
    • Provence-Alpes-Côte d'Azur
      • Alpes-Maritimes
    [Sepiolite] "Les minéralisations associées au volcanisme andésitique de Biot-Villeneuve Loubet (Alpes Maritimes)" P. ROSTAN ,2005
    • Rhône-Alpes
      • Rhône
        • Tarare
          • Le Breuil
    [Sepiolite] G. Demarcq, 1973, "Guides Géologiques Régionaux : Lyonnais, Vallée du Rhône" , p. 49, Masson.
    Germany
     
    • Baden-Württemberg
    [Sepiolite] Weisenberger, Tobias B. & Spürgin, Simon (2014) Hydrothermal phonolite alteration in the Kaiserstuhl Volcanic Complex, Germany. 31st Nordic Geological Meeting, Lund Sweden.
    • Bavaria
      • Franconia
        • Münchberg Metamorphic complex
          • Kupferberg
    [Sepiolite] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
          • Oberkotzau
            • Wurlitz
    [Sepiolite] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984; Rost, F. (1949): Contributions to Mineralogy and Petrology 1(5/6), 627-688.
          • Zell
    [Sepiolite] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
    • Rhineland-Palatinate
      • Eifel
        • Gerolstein
          • Roth
    [Sepiolite] Blaß, G. & Schüller, W. (2012): Der Rother Kopf in der Vulkaneifel. Lapis, 37 (3), 20-29.
    • Saxony
      • Erzgebirge
    [Sepiolite] Lapis 30(7/8):78-80 (2005)
    Greece
     
    • Aegean Islands Department (Aiyaíon)
      • Kykládes Prefecture
        • Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon)
    [Sepiolite] Gauthier, G. & Albandakis, N. (1991): Minerals of the Seriphos Skarn, Greece. Mineralogical Record 22(4) 303-308
    • Attikí Prefecture (Attica; Attika)
      • Lavrion District (Laurion; Laurium)
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamariza)
            • Kamariza Mines (Kamareza Mines)
    [Sepiolite] Gunnar Farber specimens
    Greenland
     
    • Kujalleq
      • Narsaq
    [Sepiolite] Semenov, E. (2001): Notes on Ephesite, Terskite, Na-Komarovite, Ceriopyrochlore-(Ce), Joaquinite-(Ce) and other minerals from the Ilimaussaq alkaline complex, South Greenland, Geology of Greenland Survey Bulletin 190, 123-125; Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
    • Tunu Province (East Greenland)
    [Sepiolite var: Gunnbjarnite] American Mineralogist 37:1070-1071
    Hungary
     
    • Pest Co.
      • Börzsöny Mtns
        • Nagybörzsöny (Deutsch Pilsen; Deutschpilsen)
    [Sepiolite] Szakáll & Jánosi: Minerals of Hungary, 1995
    • Veszprém Co.
      • Bakony Mtns
        • Úrkút
          • Csárda Hill
    [Sepiolite] Szakáll & Jánosi (1996) The Minerals of Hungary
    Indonesia
     
    • Sulawesi Island (Celebes Island)
      • Sulawesi Selatan Province (South Sulawesi Province)
        • Soroako
    [Falcondoite] Sufriadin, S. (2012). Thermal and Infrared Studies of Garnierite from the Soroako Nickeliferous Laterite Deposit, Sulawesi, Indonesia. Indonesian Journal of Geology, 7(2).
    Israel
     
    • Negev
    [Sepiolite] Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.
    Italy
     
    • Lombardy
      • Sondrio Province
        • Valtellina
          • Malenco Valley
            • Lanterna Valley
              • Lanzada
                • Campo Franscia (Franscia)
    [Sepiolite] Bedognè, F., Montrasio, A., Sciesa, E. (1993) I minerali della provincia di Sondrio: Valmalenco. Bettini, Sondrio, 275 pp.
            • Torre di Santa Maria
              • Torreggio Valley
                • Airale Valley
    [Sepiolite] Bedognè, F., Montrasio, A., Sciesa, E. (2006) I minerali della media-alta Valtellina, delle Orobie valtellinesi e della Val Poschiavo. Aggiornamenti sulle altre località della provincia di Sondrio. Bettini, Sondrio, 255 pp.
    • Piedmont
      • Torino Province
        • Canavese District
          • Baldissero Canavese
    [Sepiolite] Glocker, E.F. (1847): Generum et specierum mineralium secundum ordines naturales digestorium synopsis. Halle, 348 pp.;
          • Léssolo
            • Cálea
    [Sepiolite] http://www.webmineralshop.com/articoli/brosso_eng.htm
        • Germanasca valley
          • Prali
    [Sepiolite] G.C. Piccoli, G. Maletto, P. Bosio, B. Lombardo. I minerali del Piemonte e della Vall d'Aosta. Ass. Amici del museo "F. Eusebio", Alba, 2007.
    [Sepiolite] 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.
    • Trentino-Alto Adige
      • Bolzano Province (South Tyrol)
        • Passiria Valley (Passeier Valley)
    [Sepiolite] Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp.
    • Tuscany
      • Pisa Province
        • Pomarance
    [Sepiolite] Orlandi P., (2005). "Geositi minerari e mineralogici della provincia di Pisa" in La geologia della provincia di Pisa. Cartografia, geositi e banche dati, pp. 55-280, Provincia di Pisa, 2005
    • Veneto
      • Vicenza Province
        • Brendola
    [Sepiolite] 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
        • Cogollo del Cengio
          • Astico Valley
    [Sepiolite] - Zordan A., Boscardin M. "Aggiornamenti nel Vicentino" - Studi e Ricerche - Associazione Amici del Museo , Museo Civico "G.Zannato" Montecchio Maggiore (Vicenza) vol. 13 (2006),pp.35-40
        • Cornedo Vicentino
          • Spagnago
    [Sepiolite] 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; - 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
    Japan
     
    • Hokkaido
    [Sepiolite] Dr. Yohachiro Okamoto collection (conserved by the Geological Survey of Japan)
    • Honshu Island
      • Chubu Region
    [Sepiolite] Yongzhang Zhou, Shuanbin Wang, and Jiakuan Bao (1993): Geology and Prospecting 29(12), 24-28
      • Kanto Region
        • Saitama Prefecture
          • Hannou
    [Sepiolite] Kato, A. (2010) Mumeikai Group meeting, No. 30.
      • Tohoku Region
        • Fukushima Prefecture
          • Iwaki
    [Sepiolite] Dr. Matsuo Nambu ore collection (curated at Geological Survey of Japan)
        • Iwate Prefecture
          • Kamaishi City
    [Sepiolite] Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
          • Ono
    [Sepiolite] Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
    • Kyushu Region
      • Fukuoka prefecture
    [Sepiolite] Masutomi Museum specimen (Kyoto); 上原誠一郎. (1987). Serpentine minerals from Sasaguri area, Fukuoka Prefecture, Japan. 岩石鉱物鉱床学会誌, 82(3), 106-118.
    Kenya
     
    • Rift Valley Province
    [Sepiolite] Hay RL, Hughes RE, Kyser TK, Glass HD and Liu JH (1995) Clays and Clay Minerals, vol. 43, p.455-466; Stoessell and Hay (1978) Contributions to Mineralogy and Petrology, vol. 65, p.255-267.
    Madagascar
     
    • Tuléar Province (Toliara)
      • Androy Region
        • Bekily District
          • Beraketa Commune
    [Sepiolite] Lacroix, A. (1941): Les gisements de phlogopite de Madagascar et les pyroxenites qui les renferment. Texte (Extrait du fasicule XI des Annuales Géologiques du Service des Mines). Tananarive. p.95
    [Sepiolite] Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
    Malaysia
     
    • Perak
      • Kinta District
        • Kramat Pulai
    [Sepiolite]
    Mexico
     
    • Coahuila
      • Mun. de Cuatrociénegas
        • Cuatro Ciénegas (Cuatrociénegas de Carranza; Venustiano Carranza)
          • Limestone caves
    [Sepiolite] Forti, P. et al. (2006): ACTA CARSOLOGICA 35/1, 79–98.
    • Durango
      • Mun. de Durango
        • Cerro de los Remedios
          • Victoria de Durango
    [Sepiolite] No reference listed
    • Zacatecas
      • Mun. de Concepción del Oro
        • Bonanza
    [Sepiolite] Panczner (1987): 338.
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Tazenakht
    [Sepiolite] S. Weiß: Lapis 31(7/8), 72-73 (2006)
    Norway
     
    • Akershus
      • Nittedal
    [Sepiolite] Berg, H.-J. & Ødegård, E. (2003): Mineralene i Bjønndalen Bruk. Bergverksmuseets Skrift 25, 23-28
    • Aust-Agder
      • Risør
        • Akland
    [Sepiolite] Garmo, T. (2003). Mineralnotat 2002. STEIN 30 (1), 14-16
    • Buskerud
      • Kongsberg
    [Sepiolite] Van der Wel, D. (1972): Contribution to the Mineralogy of Norway No. 51. Asbestos minerals from Kongsberg silver deposit. Norsk Geologisk Tidsskrift 52: 287-294; Johnsen, O. (1986): Famous mineral localities: The Kongsberg silver Mines Norway. Mineralogical Record, 17: 19-35
      • Øvre Eiker
        • Gunhildrud
    [Sepiolite] Jahren, J.; Berg, H.J.; Hurum, J.H. & Wulff-Pedersen, E. (1998): Nye undersøkelser av amazonitt-genthelvin pegmatitten fra Fiskum, Øvre Eiker. Bergverksmuseets Skrift 14, 13-16
    • Oppland
      • Valdres
        • Vang
    [Sepiolite] "Sigurd Stordal" Collection; Bergen Museum, Norway collection
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Gogołów-Jordanów Massif
    [Sepiolite] JANECZEK J., KOZŁOWSKI K., ŻABA J. 1991. ZBIERAMY MINERAŁY I SKAŁY.
      • Rudawy Janowickie Mts
        • Czarnów
          • Rędziny
    [Sepiolite] Domańska, J.: Rędziny. Otoczak, nr. 29, p. 38-52.
    • Małopolskie
      • Chrzanów District
        • Alwernia commune
    [Sepiolite] Eligiusz Szełęg private collection
      • Kraków District
        • Krzeszowice Community
          • Dębnik-Dubie area
    [Sepiolite] Lewandowska A., Rospondek M. 2002: Thaumasite - a rare mineral containing Si(OH)6 2- groups from Dubie (the Dębnik anticline, S Poland). Mineralogia Polonica, vol. 33, no 1, 25-34
    [Sepiolite] Eligiusz Szełęg collection
    Romania
     
    • Caraş-Severin Co.
      • Banat Mts
        • Moldova Nouă-Sasca Cu-Mo ore field
    [Sepiolite] www.minerals-of-the-carpathians,2009
    Russia
     
    • Central Region
      • Moscow Oblast' (Moskovskaya Oblast')
    [Sepiolite] Pekin, A. (2011) Minerals of Moscow. Russian Journal of General Chemistry. Jun2011, Vol. 81 Issue 6, p1381-1391.
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
          • Zheleznogorsk
    [Sepiolite] Mazurov, M.P., Grishina, S.N., Istomin, V.E., and Titov, A.T. (2007): Geology of Ore Deposits 49(4), 271-284.; Mazurov et al (2007) Geology of Ore Deposits, 49, 271–284.
      • Sakha Republic (Saha Republic; Yakutia)
    [Sepiolite] [World of Stones 12:49]
    • Far-Eastern Region
      • Primorskiy Kray
        • Kavalerovo Mining District
          • Dal'negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche)
    [Sepiolite] Min Rec vol 32, pp 7-30 (2001)
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    [Sepiolite] www.koeln.netsurf.de/~w.steffens/lovo.htm
            • Alluaiv Mt
    [Ferrisepiolite] Pavel M. Kartashov data
    [Ferrisepiolite] Nikita Chukanov analytical data
    • Urals Region
      • Southern Urals
        • Chelyabinsk Oblast'
          • Magnitogorsk
            • Sakhara District (Sakharinskii)
              • Sakhara massif
    [Sepiolite] Talovina, I.V., Lazarenkov, V.G., Ryzhkova, S.O., Ugol'kov, V.L., and Vorontsova, N.I. (2008): Lithology and Mineral Resources 43(6), 588-595.
          • Ufaley District (Ufalei District)
    [Sepiolite] Talovina, I.V., Lazarenkov, V.G., Ryzhkova, S.O., Ugol'kov, V.L., and Vorontsova, N.I. (2008): Lithology and Mineral Resources 43(6), 588-595.; Berger, V.I., Singer, D.A., Bliss, J.D., and Moring, B.C., 2011, Ni-Co laterite deposits of the world; database and grade and tonnage models: U.S. Geological Survey Open-File Report 2011-1058.
    [Sepiolite] Talovina, I.V., Lazarenkov, V.G., Ryzhkova, S.O., Ugol'kov, V.L., and Vorontsova, N.I. (2008): Lithology and Mineral Resources 43(6), 588-595.
        • Orenburgskaya Oblast'
          • Svetlyi
            • Buruktal District
              • Buruktal massif
    [Sepiolite] Talovina, I.V., Lazarenkov, V.G., and Vorontsova, N.I. (2003): Lithology and Mineral Resources 38(5), 403-415.
    Slovakia
     
    • Banská Bystrica Region
      • Rimavská Sobota Co.
        • Hnúšťa
    [Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
    [Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
    [Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
    • Prešov Region
      • Vranov nad Topľou Co.
    [Sepiolite] Ďuďa,R., et al., 1981: Mineralógia severnej časti Slanských vrchov. Min.Slovaca, Monografia 2, 98s
    Somalia
     
    [Sepiolite] www.mineralmundi.com
    South Korea
     
    [Sepiolite] old "Chuseihokudo" specimen on sale at Tokyo show, december 2011
    Spain
     
    • Aragón
      • Teruel
        • Azaila
    [Sepiolite] Calvo, M. (2008). Minerales de Aragón. Prames, Zaragoza. 463 pags.
      • Zaragoza
        • Orera
    [Sepiolite] - Calvo, M. (2008). Minerales de Aragón. Prames, Zaragoza, 463 pags.
        • Ruesca
    [Sepiolite] - Calvo, M. (2008). Minerales de Aragón. Prames, Zaragoza, 463 pags.
    • Asturias
      • Salas
        • Carlés
    [Sepiolite] JRGL collection
    • Castile-La Mancha
      • Toledo
    [Sepiolite] Yongzhang Zhou, Shuanbin Wang, and Jiakuan Bao (1993): Geology and Prospecting 29(12), 24-28
    • Castile and Leon
      • Palencia
    [Sepiolite] Stvdia Geologica Salmanticensia, 26: 7-25
    • Madrid
      • Madrid
        • Vallecas
    [Sepiolite] Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
    Sweden
     
    • Värmland
      • Filipstad
    [Sepiolite] Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183. ; K:Gatedal
        • Nordmark district
    [Sepiolite] No reference listed
    Switzerland
     
    • Ticino (Tessin)
      • Leventina
        • Bedretto Valley
          • Ronco
    [Sepiolite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 367.
    Turkey
     
    • Central Anatolia Region
      • Eskişehir Province
        • Mihaliççik
    [Loughlinite] Echle, W. (1967): Contributions to Mineralogy and Petrology 14, 86-101.
      • Konya Province
        • Great Konya Basin
    [Sepiolite]
    [Sepiolite] Karakaya, N., Karakaya, M. Ç., Temel, A., Küpeli, Ş., & Tunoğlu, C. (2004). Mineralogical and chemical characterization of sepiolite occurrences at Karapinar (Konya Basin, Turkey). Clays and Clay Minerals, 52(4), 495-509.
      • Niğde Province
    [Sepiolite] Altay, T., Karakaya, M.Ç., and Murat, A. (2010): Goldschmidt Conference Abstracts 2010.
    UK
     
    • England
      • Cornwall
        • Lizard Peninsula
          • Grade-Ruan
    [Sepiolite] Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
              • Kennack Cove (Kennack Sands)
    [Sepiolite] Power, M.R., Shail, R.K., Alexander, A.C., and Scott, P.W. (1997): Proceedings of the Ussher Society 9, 188-194
      • Somerset
        • Cranmore
    [Sepiolite] Turner, R.W. and Rumsey, M.S. (2010): Mineral Relationships in the Mendip Hills. Journal of the Russell Society, vol 13, pp 3-46.
      • Worcestershire
        • Malvern Hills
    [Sepiolite] BMS Database
    • Scotland
      • Shetland Islands
        • Unst
    [Sepiolite] Livingstone, 2002, p. 182
    USA
     
    • Alaska
      • Valdez-Cordova Borough
        • Chisana District
    [Sepiolite] U. S. Geological Survey Open-File Report 02-195
    • Arizona
      • Cochise Co.
        • Mule Mts
          • Warren District
    [Sepiolite] Graeme, R. (1981), Famous mineral localities: Bisbee, Arizona, Mineralogical Record: 12: 256-319.
      • Gila Co.
        • Dripping Spring Mts
          • Banner District
            • Christmas area
              • Christmas
    [Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 358.
      • Greenlee Co.
        • Shannon Mts
          • Copper Mountain District (Clifton-Morenci District)
            • Clifton
    [Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
      • La Paz Co.
        • Little Harquahala Mts
          • Little Harquahala District
    [Sepiolite] Anne Seminaris specimen; John Attard PXRD.
      • Pima Co.
        • Sierrita Mts
          • Pima District (Olive District; Mineral Hill District; Twin Buttes District)
            • San Xavier
              • Mission complex
    [Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
    [Sepiolite] AmMin 27:512
    [Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366; Kauffman, Jr., A.J. (1943), Fibrous sepiolite from Yavapai Co., AZ, Am.Min.: 28: 512-520; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 107.
    [Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
    • California
      • Fresno Co.
    [Sepiolite] Gunnar Farber
      • Inyo Co.
        • Death Valley
    [Sepiolite] Econ Geol (1996) 91:622-635
    [Sepiolite] Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp. (includes catalog of minerals of California pp. 63-410), and miscellaneous observations on mineral products): 353; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 334.
        • Panamint Mts (Panamint Range)
          • Panamint District (Ballarat District)
            • Ballarat
    [Sepiolite] Post, J. L. (1984) Saponitye from near Ballarat, California. Clays and Clay Minerals, Vol. 32, No. 2, 147-153.
    [Sepiolite] Hardie, L.A. (1968) The origin of the Recent nonmarine evaporate deposit of Saline Valley, Inyo County, California. Geochimica et Cosmochimica Acta: 32: 1287; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 441.
      • Los Angeles Co.
    [Sepiolite] Fleischer, P. (1972) Sepiolite associated with Miocene diatomite, Santa Cruz basin, California. American Mineralogist: 57: 903-913; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 441.
      • Riverside Co.
        • Crestmore
          • Crestmore quarries
            • Sky Blue Hill
    [Sepiolite] Daly, John W. (1935), Paragenesis of mineral assemblages at Crestmore, California American Mineralogist: 20: 638-659; Woodford, A.O., Crippen, R.A., and Garner, K.B. (1941) Section Across Commercial Quarry, Crestmore, California. American Mineralogist: 26: 367; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 441.
      • San Benito Co.
        • Diablo Range
          • New Idria District
            • Picacho Peak
    [Sepiolite] Mineralogical Record: 36(4): 337-363.
      • San Bernardino Co.
        • Amboy
    [Sepiolite]
        • Bristol Mts
          • Amboy
    [Sepiolite] Otton, James K.; Glanzman, Richard K.; Brenner-Tourtelot, Elizabeth F. (1980) Uranium, rare-earth and thorium mineralization at the Hope Mine, eastern Bristol Mountains, San Bernardino County, California. USGS Open file report 80-821.
    [Sepiolite] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
        • Kingston Range
          • Kingston Range District
            • Beck Spring
    [Sepiolite] Hewett, Donnel Foster (1956) Geology and mineral resources of the Ivanpah quadrangle, California and Nevada, USGS Professional Paper 275, 172 pp.: 144; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 441.
        • Soda Lake Mts
          • Baker
    [Sepiolite] XRD confirmed by Tony Kampf.; American Mineralogist, Volume 94, pages 1198–1204, 2009
      • Santa Cruz Co.
        • Santa Cruz
    [Sepiolite] Mineralogical Record: 17:315
        • Santa Cruz Mts
          • Ben Lomond Mountain
            • Ben Lomond Mountain area
    [Sepiolite] Leo, G.W. (1967) The plutonic and metamorphic rocks of the Ben Lomond Mountain area, Santa Cruz County, California. California Division of Mines and Geology Special Report 91: 41; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 441.
    • Colorado
      • Montrose Co.
        • Uravan District
          • Paradox Valley
    [Sepiolite] Dana 7:I:602.
    • Florida
      • De Soto Co.
    [Sepiolite] USGS Circular 1059 pp129-137
    [Sepiolite] Canadian Mineralogist Vol.24, pp. 791 (1986)
      • Polk Co.
    [Sepiolite] Marc V. Hurst (2012) Central Florida Phosphate District. Southeastern Geological Society Field Trip Guidebook No. 57
    • Georgia
      • Decatur Co.
    [Sepiolite] Canadian Mineralogist Vol.24, pp. 791 (1986)
      • Thomas Co.
    [Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
    [Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
    [Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
    • Idaho
      • Lemhi Co.
    [Sepiolite] Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
    • Michigan
      • Marquette Co.
        • Marquette iron range
          • Palmer
    [Sepiolite] Identified and verified by SEM/EDS and XRD by George Robinson 2010
    • Minnesota
      • St. Louis Co.
        • Mesabi Range
          • Babbitt
    [Sepiolite] Ross, Malcolm et al. (2007): The search for asbestos within the Peter Mitchell Taconite iron ore mine, near Babbitt, Regulatory Toxicology and PharmacologyVolume 52, Issue 1, Supplement 1, October 2008, Pages S43-S50
    • Missouri
      • Washington Co.
        • Sullivan
    [Sepiolite] R&M 73:2 pp 98-117
    • Montana
      • Silver Bow Co.
        • Butte District (Summit Valley District)
          • Butte
    [Sepiolite] The Mineralogy of The Butte District, Montana; Guilbert and Zeihen 1964
    • Nevada
      • Clark Co.
        • McClanahan District
    [Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
        • Spring Mts
    [Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
      • Elko Co.
        • Ferber District
    [Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
      • Lincoln Co.
    [Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
      • Nye Co.
    [Sepiolite] Guven, Necip and Carney, LeRoy L. (1979) The Hydrothermal Transformation of Sepiolite to Stevensite and the Effect of Added Chlorides and Hydroxides, Clays and Clay Minerals, 27:253-260.
    [Sepiolite] Rocks & Minerals, Nov. 1999.
    [Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
    • New Jersey
      • Somerset Co.
        • Bernards Township
    [Sepiolite] Maertens, J. (2007) Collecting Minerals at Tilcon's Millington Quarry. The Tilcon Times, Summer:10.
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    [Sepiolite] Germine, M.: Environmental Research:42:386-389 (1987); Dunn(1995):Pt4:504.
    • New Mexico
      • Grant Co.
    [Sepiolite] Minerals of New Mexico 3rd ed.
          • Bear Creek Area
    [Sepiolite] Minerals of New Mexico 3rd ed.
        • Meerschaum District
    [Sepiolite] USGS Bull 1451
    [Sepiolite] USGS Bull 1451
    [Sepiolite] USGS Bull 1451
      • McKinley Co.
        • Red Lake volcanic field
    [Sepiolite] Minerals of New Mexico 3rd ed.
    • New York
    [Sepiolite] John H. Betts (2009) "The minerals of New York City", Rocks & Minerals, 84, 204-240.
      • Putnam Co.
        • Patterson
    [Sepiolite] New York State Museum collection
      • St. Lawrence Co.
        • Balmat-Edwards Zinc District
    [Sepiolite] NY State Museum spec. no. 13870
    [Sepiolite] Brindley, G. W. (1959) X-ray and Electron Diffraction Data for Sepiolite, American Mineralogist 44:495-500.
        • Talcville
    [Sepiolite] Rocks & Min. V.71, No.3; Rocks & Minerals 82:472-483
    [Sepiolite]
      • Clay Co.
    [Sepiolite] Hadley, Jarvis B.,(1945) Preliminary report On Corundum Deposit In The Buck Creek Peridotite, Clay County, North Carolina: U.S Department of the Interior:Bulletion 948-E
      • Jackson Co.
        • Webster-Balsam
    [Sepiolite] Dana,E.S,1892,A System of Mineralogy,6th edition,pg 681
    • Oregon
      • Douglas Co.
        • Riddle District
    [Sepiolite] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    • Pennsylvania
      • Chester Co.
        • State Line Chromite District
          • West Nottingham Township
    [Sepiolite] Mineralogy of Pennsylvania - 1922; Samuel S. Gordon, pg. 181
    [Sepiolite] www.libraries.psu.edu/emsl/guides/X/delaware.htm.
    • Rhode Island
      • Providence Co.
    [Sepiolite] Miller, 1971. RI Minerals & Their Locations
    • Utah
      • Duchesne Co.
    [Loughlinite] UGMS Bull 117 Minerals and Mineral Localities of Utah
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Salt Lake Co.
        • Wasatch Mts
          • Big Cottonwood District
            • Argenta
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
      • San Juan Co.
        • White Canyon District
          • White Canyon
            • Copper Point
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah; USGS TEI #514
      • Tooele Co.
        • Deep Creek Mts
          • Gold Hill District (Clifton District)
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
        • Oquirrh Mts
          • Rush Valley District (Stockton District)
    [Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Uintah Co.
    [Loughlinite] Min Rec 8:5 p369
    • Vermont
    [Sepiolite] Rocks & Min. vol. 71, (1996)
    • Washington
      • Skagit Co.
        • Mount Vernon
    [Sepiolite] Rocks & Min.: 14:112-113.
      • Stevens Co.
    [Sepiolite] Werner, R., (2006), Fibrous Sepiolite from Stevens County, Washington. Mineral News, May, 2006 May Issue
      • Whatcom Co.
    [Sepiolite] Minerals of Washington, Bart Cannon, 1975
    • Wyoming
      • Sweetwater Co.
        • Green River Formation
    [Loughlinite] Am Min 45:270-281
    [Loughlinite] Am Min 45:270-281
    [Loughlinite] Am Min 46:420-429
    Venezuela
     
    • Miranda
    [Sepiolite] Urbani, 1997. Bol. Soc. Venezolana de Espeleología, no.30.
    [Sepiolite] Franco Urbani (2009) Venezuelan Cave Minerals: Second Review. Mineralogy 1 2009 ICS Proceedings. In 15th International Congress of Speleology. p 345
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