(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.


Australia
New South Wales Wentworth Co. Wentworth Nampoo Station Devil's Elbow	[Sepiolite]
Queensland Biggenden Shire	[Sepiolite] Updated list originally distributed by University of Queensland
Biggenden Mine (Mount Biggenden Mine; Biggenden Gold And Bismuth Mine; Mount Biggenden Bismuth Mine; Mount Biggenden Magnetite Mine; Biggenden Quarry)	[Sepiolite] part of list University of Queensland
Mt Isa - Cloncurry area	[Sepiolite] No reference listed
South Australia Eyre Peninsula Middleback Range Iron Knob Iron Monarch open cut	[Sepiolite] www.crocoite.com (Steve Sorrell) and refs therein
Tasmania Heazlewood district Lord Brassey Mine	[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 King Island Scheelite Mine	[Sepiolite]
Western Australia Wiluna Shire Mount Keith MKD5 nickel deposit	[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 Hüttenberger Erzberg	[Sepiolite] G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
Lower Austria Mostviertel Dunkelstein Forest Dunkelsteinerwald Gansbach Mitterbachgraben	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Waldviertel Brunn an der Wild St Marein Marble quarry	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993); Helmut Pristacz PXRD analysis 8/09
Lichtenau im Waldviertel Malaschofsky Quarry	[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 Töppenitzgraben (Töpenitzgraben; Töbernitzgraben; Töppenitzbach)	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Salzburg Hohe Tauern Mts Stubach valley Totenkopf Mt. (incl. Lower Riffl glacier)	[Sepiolite] A. Strasser: Die Minerale Salzburgs (1989)
Styria Bruck an der Mur Laming valley Oberdorf an der Laming Magnesite deposit	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Fischbacher Alpen Mts St. Jakob-Breitenau Hochlantsch Mt. Breitenau Mine	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Leoben Galgenberg Mt. Railway tunnel	[Sepiolite] Annalen 1999, p.11-22
Kraubath Gulsen Mt.	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Preg	[Sepiolite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Neuberg an der Mürz Arzbach magnesite quarry	[Sepiolite] Hackenberg 2003
Niedere Tauern Mts Hohentauern Sunk Magnesite deposit	[Sepiolite] Aufschluss 1972(SB), 21-26

Canada
Ontario Haliburton Co. Cardiff Township Cardiff Uranium Mine	[Sepiolite] Sabina, A. P. (1982): Some rare minerals of the Bancroft area. Mineralogical Record 13, 223-228
Monmouth Township Canadian All Metals Mine	[Sepiolite] geological survey of canada misc report 39; geological survey of canada economic geology report 29
Québec Montérégie Rouville RCM Mont Saint-Hilaire Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry)	[Sepiolite] Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.

China
Henan Province	[Sepiolite] Takabumi, S., Hirohiko, M., Atsushi, Y., and Mayumi, J. (2006): Nendo Kagaku 45(3), 188-199.
Hunan Province Changsha Prefecture Liuyang Co. Yonghe Daxi river	[Sepiolite] Yesen Fang, Jinman Fang and Xuying Yuan (1988): Acta Sedimentologica Sinica 6(3)
Jiangxi Province Jingdezhen Prefecture Leping Co. Sepiolite deposit	[Sepiolite] Sakamoto, S., Ando, T., and Otsuka, R. (1988): Nendo Kagaku 28(3), 134-142.
Qinghai (Chinghai) Province Hainan Autonomous Prefecture Xinghai Co. Saishitang Mine (Sashitang Mine)	[Ferrisepiolite] Xiangping Gu, Xiande Xie, Xiangbin Wu, Jianqing Lai, Hoshino Kenich, and Guchang Zhu (2010): CNMNC Newsletter 7, 30
Sichuan Province Ya'an Prefecture Shimian Co. Xinkang Asbestos mine	[Sepiolite] Industrial Minerals and Processing 33(12), 8-11 (2003).

Colombia
Córdoba Department Mun. de Montelíbano Cerro Matoso S. A. Laterite deposit (Cerro Matoso Mine)	[Sepiolite] Econ Geol (2004) 99:1197-1213

Czech Republic
Bohemia (Böhmen; Boehmen) Central Bohemia Region Kutná Hora (Kuttenberg) Malešov	[Sepiolite] Pauliš P. Mineralogické lokality okolí Kutné Hory. Kuttna 1999, Kutná Hora. p. 14-16.
Zruč nad Sázavou (Srutsch an der Sasau) Vlastějovice (Hammerstadt)	[Sepiolite] Pauliš, P.: Sametka z Vlastějovic u Zruče nad Sázavou. Minerál, 2002, roč. 10, č. 1, s. 7 – 8.
South Bohemia Region Frymburk Cerná v Pošumaví (Schwarzbach im Böhmerwald) Vapenny vrch	[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) Slatinka	[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 Vechnov	[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.
Nedvědice	[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 Strážek (Straschkau)	[Sepiolite] Helmut Pristacz jr. PXRD analysis 8/09 (specimen in doubles collection in NHM Vienna)

Dominican Republic
Monseñor Nouel Province Bonao Loma Peguera	[Falcondoite] Springer, G. (1976): Falcondoite, nickel analogue of sepiolite. The Canadian Mineralogist, 14, 407-409.

France
Auvergne Haute-Loire Brioude Vieille-Brioude Ricoules Mine (Rousseille Mine; Brugerolle Mine)	[Sepiolite]
Centre Cher Bourges Quincy-sur-Cher	[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 Chenevières	[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 Biot	[Sepiolite] "Les minéralisations associées au volcanisme andésitique de Biot-Villeneuve Loubet (Alpes Maritimes)" P. ROSTAN ,2005
Rhône-Alpes Rhône Tarare Le Breuil Les Ponts-Tarrets	[Sepiolite] G. Demarcq, 1973, "Guides Géologiques Régionaux : Lyonnais, Vallée du Rhône" , p. 49, Masson.

Germany
Bavaria Franconia Münchberg Metamorphic complex Kupferberg Peterlesstein	[Sepiolite] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
Oberkotzau Wurlitz Heß quarry	[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 Haidberg Quarry	[Sepiolite] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
Saxony Erzgebirge Schneeberg District	[Sepiolite] Lapis 30(7/8):78-80 (2005)

Greece
Aegean Islands (Aiyaíon) Department Kykládes Prefecture Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon) Serifos Island (Seriphos)	[Sepiolite] No reference listed
Attikí (Attica; Attika) Prefecture Lavrion (Laurion; Laurium) District Lavrion District Mines Agios Konstantinos [St Constantine] (Kamariza) Kamariza Mines (Kamareza Mines) Christiana Mine	[Sepiolite] Gunnar Farber specimens

Greenland	[Sepiolite var: Gunnbjarnite] No reference listed

Kitaa (West Greenland) Province Narsaq Ilimaussaq complex	[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

Hungary
Pest Co. Börzsöny Mts. Nagybörzsöny Alsó-Rózsa adit	[Sepiolite] Szakáll & Jánosi: Minerals of Hungary, 1995
Veszprém Co. Bakony Mts. Úrkút Csárda Hill Úrkút Mine	[Sepiolite] Szakáll & Jánosi (1996) The Minerals of Hungary

Israel
Negev Hatrurim Formation	[Sepiolite] Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.

Italy
Piedmont Torino Province Canavese District Baldissero Canavese Bettolino	[Sepiolite] Glocker, E.F. (1847): Generum et specierum mineralium secundum ordines naturales digestorium synopsis. Halle, 348 pp.;
Léssolo Cálea Brosso Mine	[Sepiolite] http://www.webmineralshop.com/articoli/brosso_eng.htm
Germanasca valley Prali Fontane mine	[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.
Sapatlé Mine	[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) Monteneve Mine (Schneeberg Mine)	[Sepiolite] Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp.
Tuscany Pisa Province Pomarance Lagoni di Serrazzano	[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

Japan
Honshu Island Kanto Region Saitama Prefecture Hannou Oukura mine (Ohkura mine)	[Sepiolite] Kato, A. (2010) Mumeikai Group meeting, No. 30.
Tohoku Region Fukushima Prefecture Iwaki Yaguki mine	[Sepiolite] Dr. Matsuo Nambu ore collection (curated at Geological Survey of Japan)
Iwate Prefecture Kamaishi City Kamaishi mine	[Sepiolite] Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Ono Funakozawa mine	[Sepiolite] Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Kyushu Region Fukuoka prefecture Sasaguri	[Sepiolite] Masutomi Museum specimen (Kyoto)

Kenya
Rift Valley Province Lake Amboseli	[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 (Toliara) Province Androy Region Bekily District Beraketa Commune Ambondrombe	[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
Ampandrandava phlogopite mine	[Sepiolite] Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871

Malaysia
Perak Kinta District Pulai Kramat Pulai Mine	[Sepiolite]

Mexico
Coahuila Mun. de Cuatrociénegas Cuatro Ciénegas (Cuatrociénegas de Carranza; Venustiano Carranza) Limestone caves Rancho Guadalupe cave	[Sepiolite] Forti, P. et al. (2006): ACTA CARSOLOGICA 35/1, 79–98.
Durango Mun. de Durango Cerro de los Remedios Victoria de Durango Cerro de Mercado Mine	[Sepiolite] No reference listed
Zacatecas Mun. de Concepción del Oro Bonanza Refugio Mine	[Sepiolite] Panczner (1987): 338.

Morocco
Souss-Massa-Draâ Region Ouarzazate Province Tazenakht Bou Azer District (Bou Azzer District)	[Sepiolite] S. Weiß: Lapis 31(7/8), 72-73 (2006)

Norway
Akershus Nittedal Bjønndalen quarry	[Sepiolite] Berg, H.-J. & Ødegård, E. (2003): Mineralene i Bjønndalen Bruk. Bergverksmuseets Skrift 25, 23-28
Aust-Agder Risør Akland Moland	[Sepiolite] Garmo, T. (2003). Mineralnotat 2002. STEIN 30 (1), 14-16
Buskerud Kongsberg Kongsberg Silver Mining District	[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 Bakstevalåsen	[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 Vang Mugnetind	[Sepiolite] "Sigurd Stordal" Collection; Bergen Museum, Norway collection

Poland
Lower Silesia (Dolnośląskie) Gogołów-Jordanów Massif Wiry	[Sepiolite] JANECZEK J., KOZŁOWSKI K., ŻABA J. 1991. ZBIERAMY MINERAŁY I SKAŁY.
Rudawy Janowickie Mts Czarnów Rędziny Dolomite quarry	[Sepiolite] Domańska, J.: Rędziny. Otoczak, nr. 29, p. 38-52.
Małopolskie Kraków Dębnik-Dubie area Dubie	[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
Regulice	[Sepiolite] Eligiusz Szełęg private collection
Rudno	[Sepiolite] Eligiusz Szełęg collection

Romania
Caras-Severin Co. Banat Mts Moldova Nouă-Sasca Cu-Mo ore field Moldova Nouă (Neumoldowa)	[Sepiolite] www.minerals-of-the-carpathians,2009

Russia
Eastern-Siberian Region Prebaikalia (Pribaikal'e) Irkutskaya Oblast' Zheleznogorsk Korshunovskoye (Korzunovskoe; Korzhunovska; Korshunovskiy) Iron mine	[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.
Saha Republic (Sakha Republic; Yakutia) Aldan Shield	[Sepiolite] [World of Stones 12:49]
Far-Eastern Region Primorskiy Kray Dal'negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche) Nikolaevskiy Mine	[Sepiolite] Min Rec vol 32, pp 7-30 (2001)
Northern Region Murmanskaja Oblast' Kola Peninsula Lovozero Massif	[Sepiolite] www.koeln.netsurf.de/~w.steffens/lovo.htm
Urals Region Southern Urals Chelyabinsk Oblast' Magnitogorsk Sakhara (Sakharinskii) District Sakhara massif Sakhara Nickel mine	[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 (Ufalei) District Cheremshanskoe Mine	[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.
Sinar Ni deposit	[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 Buruktal Mine	[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 Mútnik	[Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
Samo Mine	[Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
Klenovec Klenovec Quarry	[Sepiolite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
Prešov Region Slanské Mts Vechec	[Sepiolite] Ďuďa,R., et al., 1981: Mineralógia severnej časti Slanských vrchov. Min.Slovaca, Monografia 2, 98s

Spain
Castile and Leon Palencia Villamuriel de Cerrato	[Sepiolite] Stvdia Geologica Salmanticensia, 26: 7-25

Sweden
Värmland Filipstad Långban	[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 Taberg ore field (Nordmarks Taberg)	[Sepiolite] No reference listed

Switzerland
Ticino (Tessin) Leventina Bedretto Valley Ronco Ronco gallery (Bedretto window; Ronco window)	[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 Killik	[Loughlinite] Echle, W. (1967): Contributions to Mineralogy and Petrology 14, 86-101.
Konya Province Great Konya Basin Cakmak	[Sepiolite]
Karapinar	[Sepiolite]
Niğde Province Bor-Ulukışla basin	[Sepiolite] Altay, T., Karakaya, M.Ç., and Murat, A. (2010): Goldschmidt Conference Abstracts 2010.

UK
England Cornwall Lizard Peninsula Ruan - Grade Kennack	[Sepiolite] No reference listed
Somerset Cranmore Torr Works Quarry (Merehead Quarry)	[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 Wyche Quarries	[Sepiolite] BMS Database
Scotland Shetland Islands Unst Swinna Ness	[Sepiolite] Livingstone, 2002, p. 182

USA
Alaska Valdez-Cordova Borough Chisana District Nabesna Mine	[Sepiolite] U. S. Geological Survey Open-File Report 02-195
Arizona Cochise Co. Mule Mts Warren District Bisbee	[Sepiolite] No reference listed
Gila Co. Dripping Spring Mts Banner District Christmas area Christmas Christmas Mine (Red Bird shafts; Inspiration Mine; Hackberry shafts)	[Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 358.
Greenlee Co. Shannon Mts Copper Mountain District (Clifton-Morenci District) Clifton North of Clifton	[Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
La Paz Co. Little Harquahala Mts Little Harquahala District Salome area	[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 San Xavier pit (San Xavier open pit; San Xavier West Mine; San Xavier Unit Open pit)	[Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
Yavapai Co.	[Sepiolite] AmMin 27:512
Santa Maria River Basin	[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.
Unspecified remote locality	[Sepiolite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 366.
California Inyo Co. Death Valley National Park Death Valley Eagle Borax Spring	[Sepiolite] Econ Geol (1996) 91:622-635
Saline Valley	[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.
Half Dollar Mine ?	[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.
Los Angeles Co. Santa Cruz offshore basin	[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 Commercial quarry	[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 Clear Creek claim (Clear Creek Mine)	[Sepiolite] Mineralogical Record: 36(4): 337-363.
San Bernardino Co. Amboy Hopin #1 mine	[Sepiolite]
Baker Blue Bell claims (Hard Luck claims)	[Sepiolite] XRD confirmed by Tony Kamph.; American Mineralogist, Volume 94, pages 1198–1204, 2009
Gunn Mine	[Sepiolite] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Kingston Range Kingston Range District Beck Spring Silver Rule Mine (Chambers Mine)	[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.
Santa Cruz Co. Santa Cruz Pacific Limestone Products Quarry (Kalkar Quarry)	[Sepiolite] Mineralogical Record: 17:315
Santa Cruz Mts Ben Lomond Mountain Ben Lomond Mountain area Spring Street Quarry (locality 270)	[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 Jo Dandy Mine (Paradox D; Hummer; C; Blackburn; Yellow Bird No. 1; Oversight; Broker)	[Sepiolite] Dana 7:I:602.
Georgia Thomas Co. Cherokee Industries Ochlocknee Mine (Anschutz Company; Control Packaging)	[Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Simpson Mine & Mill	[Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Turner Mine	[Sepiolite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Idaho Lemhi Co. Junction District (Little Eightmile District)	[Sepiolite] Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
Michigan Marquette Co. Marquette iron range Palmer Empire Mine	[Sepiolite] Identified and verified by SEM/EDS and XRD by George Robinson 2010
Minnesota St. Louis Co. Mesabi Range Babbitt Northshore Mine (Peter Mitchell Mine; Reserve Mine; Babbitt Mine)	[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 Pea Ridge Mine	[Sepiolite] R&M 73:2 pp 98-117
Montana Silver Bow Co. Butte District (Summit Valley District) Butte Berkeley Pit	[Sepiolite] The Mineralogy of The Butte District, Montana; Guilbert and Zeihen 1964
Nevada Clark Co. Goodsprings District	[Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
McClanahan District Boulder Canyon	[Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
Elko Co. Ferber District Unnamed prospect	[Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
Lincoln Co. Pioche District	[Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
Nye Co. Ash Meadows District	[Sepiolite] Rocks & Minerals, Nov. 1999.
Yucca Mountain	[Sepiolite] NBMG Spec. Pub. 31 Minerals of Nevada
New Jersey Somerset Co. Bernards Township Millington Quarry (Morris County Crushed Stone Co. Quarry; Tilcon Quarry)	[Sepiolite] Maertens, J. (2007) Collecting Minerals at Tilcon's Millington Quarry. The Tilcon Times, Summer:10.
Sussex Co. Franklin Mining District Franklin Franklin Mine	[Sepiolite] Germine, M.: Environmental Research:42:386-389 (1987); Dunn(1995):Pt4:504.
New Mexico Grant Co. Juniper District	[Sepiolite] Minerals of New Mexico 3rd ed.
Bear Creek Area Dorsey claim	[Sepiolite] Minerals of New Mexico 3rd ed.
Meerschaum District Meerschaum Shaft	[Sepiolite] USGS Bull 1451
Sapillo No. 2 Shaft	[Sepiolite] USGS Bull 1451
Sapillo No. 3 Shaft	[Sepiolite] USGS Bull 1451
McKinley Co. Red Lake volcanic field Green Knobs	[Sepiolite] Minerals of New Mexico 3rd ed.
New York New York City	[Sepiolite] John H. Betts (2009) "The minerals of New York City", Rocks & Minerals, 84, 204-240.
Putnam Co. Patterson Tuckahoe and Patterson Marble Company Quarry	[Sepiolite] New York State Museum collection
St. Lawrence Co. Balmat-Edwards Zinc District Balmat	[Sepiolite] NY State Museum spec. no. 13870
Talcville Hyatt Mine	[Sepiolite] Rocks & Min. V.71, No.3; Rocks & Minerals 82:472-483
North Carolina	[Sepiolite] A Listing of North Carolina Minerals- Leonard S. Wiener and Sigrid Ballew-1995
Jackson Co. Webster-Balsam Webster - Ultramafic Ring Dike	[Sepiolite] Dana,E.S,1892,A System of Mineralogy,6th edition,pg 681
Oregon Douglas Co. Riddle District Nickel Mountain (Hanna Nickel Mine)	[Sepiolite] U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Pennsylvania Chester Co. West Nottingham Township Goat Hill Magnesia Quarries	[Sepiolite] Mineralogy of Pennsylvania - 1922; Samuel S. Gordon, pg. 181
Delaware Co.	[Sepiolite] www.libraries.psu.edu/emsl/guides/X/delaware.htm.
Rhode Island Providence Co. Cumberland	[Sepiolite] Miller, 1971. RI Minerals & Their Locations
Utah Duchesne Co. Green River Formation	[Loughlinite] UGMS Bull 117 Minerals and Mineral Localities of Utah
Indian Canyon	[Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
Salt Lake Co. Wasatch Mts Big Cottonwood District Argenta Maxfield Mine (Bullion Chief Lease; James Drain Tunnel)	[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.
Little Cottonwood District (Alta District)	[Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
San Juan Co. White Canyon District White Canyon Copper Point Happy Jack Mine (Blue Dike Mine)	[Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah; USGS TEI #514
Tooele Co. Deep Creek Mts Gold Hill District (Clifton District) Cane Springs Mine	[Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
Oquirrh Mts Rush Valley District (Stockton District) Honerine Mine (Bauer; Bullion Coalition; Great Basin; Tip Top Mine)	[Sepiolite] UGMS Bull 117 Minerals and Mineral Localities of Utah
Uintah Co. South Ouray No 1 Well	[Loughlinite] Min Rec 8:5 p369
Vermont Rutland Co.	[Sepiolite] Rocks & Min. vol. 71, (1996)
Washington Skagit Co. Mount Vernon Stephens Mine	[Sepiolite] Rocks & Min.: 14:112-113.
Whatcom Co. Twin Sisters Mountain	[Sepiolite] Minerals of Washington, Bart Cannon, 1975
Wyoming Sweetwater Co. Green River Formation John Hay Jr. Well No. 1	[Loughlinite] Am Min 45:270-281
Union Pacific Well No. 4	[Loughlinite] Am Min 45:270-281
Westvaco mine	[Loughlinite] Am Min 46:420-429

Venezuela
Miranda Cueva Ricardo Zuloaga	[Sepiolite] Urbani, 1997. Bol. Soc. Venezolana de Espeleología, no.30.

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