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Manganese Oxides

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Neer Road, Goble, Columbia Co., Oregon, USA
© Karl Volkman05/05

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Name:A generic name given to manganese oxides and hydroxides of mixed composition.
Synonym of:Akhtenskite, Asbolane, Birnessite, Buserite, Coronadite, Cryptomelane, Feitknechtite, Groutite, Hausmannite, Hollandite, Manganite, Psilomelane, Pyrochroite, Pyrolusite, Ramsdellite, Ranciéite, Romanèchite, Todorokite, Wad


A review on these minerals has been published by Post (1999).

Classification of Manganese Oxides

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Other Names for Manganese Oxides

Other Languages:
Varieties:
Manganese Dendrites

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.

References for Manganese Oxides

Reference List:Post, J. E. (1999): Manganese oxide minerals: crystal structures and economic and environmental significance. Proc. Natl. Acad. Sci., USA 96, 3447-3454.

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    Localities for Manganese Oxides

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    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.
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    (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
     
    • San Luis
      • Capital Department
    		[var: Manganese Dendrites]
    Australia
     
    • New South Wales
      • Cunningham Co.
        • Fifield
    		Narromine 1:250 000 Mine Data Sheets
    Narromine 1:250 000 Mine Data Sheets
    Narromine 1:250 000 Mine Data Sheets
    Narromine 1:250 000 Mine Data Sheets
        • Trundle
    		Narromine 1:250 000 Mine Data Sheets
    Narromine 1:250 000 Mine Data Sheets
      • Narromine Co.
        • Peak Hill
    		Narromine 1:250 000 Mine Data Sheets
    • Northern Territory
      • Harts Ranges (Hartz Ranges)
    		[var: Manganese Dendrites] www.fossicking.com.au/fossicking_in_NT/fossicking_and_mining_07.htm
    • Western Australia
    		Lead, Zinc and Silver Deposits of Western Australia, 1999
    Downes, P. J., Hope, M., Bevan, A. W. R. and Henry, D. A. (2006): Chalcocite and associated secondary minerals from the Telfer gold mine, Western Australia. Austral. J. Mineral. 12, 25-42.
    Austria
     
    • Burgenland
      • Großpetersdorf
        • Badersdorf
    		[var: Manganese Dendrites] http://www.badersdorf.at/Wirtschaft/holler/minerale.htm
    • Lower Austria
      • Bisamberg Mt.
    		Uwe Kolitsch observation
    • Salzburg
      • Hohe Tauern Mts
        • Untersulzbach valley
    		Lewandowski, K., Lerch, H. & Seemann, R. (2006): Chronik - Schaubergwerk Hochfeld "Bergbau im Untersulzbachtal – Eine fast vergessene Welt" Die 500-jährige Geschichte des Kupferbergbaus am Hochfeld im Untersulzbachtal. Zukunftskollegium Nationalpark Hohe Tauern, Neukirchen a. G., 288 pp.
      • Radstadt
        • St Martin
    		Poeverlein, R. (1990): Mineralien der Koreinhöhe. Mineral. Arch. Salzburg, 2, 41.
    • Tyrol
      • North Tyrol
        • Lechtaler Alpen Mts
          • Biberwier
            • Fernpass area
    		Wolkersdorfer, C., Göbel, J., Hasche-Berger, A. & Hanneberg, A. (2007): Führer zum Montan-Wanderweg Silberleithe. – 79 S.
        • Sill valley (Wipp valley)
          • Navis valley
            • Klammbach valley
    		Natural History Museum Vienna collection
    • Vorarlberg
      • Montafon
        • Vandans
          • Rells valley
    		Niedermayr, G. et al. (2008): Neue Mineralfunde aus Österreich LVII. Carinthia II, 198./118.: 223-274.
    Belgium
     
    • Luxembourg Province
      • Stavelot Massif
        • Vielsalm
    		E.-J. Bernhardt et al.: Eur. J. Min. 17(5):703–714 (2005)
    Bolivia
     
    • La Paz Department
      • Pacajes Province
        • Berenguela District
    		USGS Bulletin # 1975, p. 247.
    USGS Bulletin # 1975, p. 247.
    • Oruro Department
      • Cabrera Province
        • Salinas de Garci Mendoza
    		USGS Bulletin # 1975, p. 150 & 248 (1992)
      • Carangas Province
        • Todos Santos District
    		USGS Bulletin # 1975, p. 247.
    USGS Bulletin # 1975, p. 248.
    • Potosí Department
      • Nor Lípez Province
    		USGS Bulletin # 1975; USGS Bulletin # 1975
      • Quijarro Province
        • Tolapampa
    		Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)
    Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)
      • Sud Lípez Province
        • Cerro Morokho
    		Salomon Rivas & Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)
    Rivas & Ahlfeld 1998
        • San Antonio de Lípez
    		Federico Ahlfeld y Alejandro Schneider-Scherbina (1964) Los Yacimientos Minerales y de Hidrocarburos de Bolivia. (Ministerio de Minas y Petroleo, La Paz)
    Brazil
     
    • North Region
      • Pará
        • Carajás mineral province
          • Curionópolis
    		Grainger, C.J., Groves, D.I., Tallarico, F.H.B., and Fletcher, I.R. (2008): Ore Geology Reviews 33, 451-489.
    • Southeast Region
      • Minas Gerais
        • Doce valley
          • Governador Valadares
            • Golconda District
    		[var: Manganese Dendrites]
        • Nova Lima
    		Spier, C.A., Barros de Oliveira, S.M., Rosière, C.A., and Ardisson, J.D. (2008): Mineralium Deposita 43, 229-254.
    Spier, C.A., Barros de Oliveira, S.M., Rosière, C.A., and Ardisson, J.D. (2008): Mineralium Deposita 43, 229-254.
    Bulgaria
     
    • Haskovo Oblast (Khaskovo Oblast)
      • Rhodope Mts
    		Kunov, A. & Mandova, E. (1997): Supergene minerals of the Obichnik Au-Ag deposit (Eastern Rhodopes). Spisanie na Bulgarskoto Geologichesko Druzhestvo 58, 19-24. (in Bulgarian)
    Canada
     
    • Ontario
      • Renfrew Co.
        • Lyndoch Township
          • Quadeville
    		www.ontariominerals.com/berylpit.htm
    China
     
    • Anhui Province
      • Chizhou Prefecture
        • Guichi District
    		Kamitani, M., Okumura, K., Teraoka, Y., Miyano, S., and Watanabe, Y. (2007): Mineral Resources Map of East Asia. Geological Survey of Japan.
    • Gansu (Ganzu) Province
      • Lanzhou Prefecture
        • Gaolan Co.
    		http://www.mincomining.com/i/pdf/MMM43101-07.pdf
    • Guizhou Province
      • Bijie Prefecture
    		Ping Liu, Kehua Ying, Guanglong Yang, Zhenglie Fan, Xiaohong Li, Chengheng Huang, Debing Zhu, and Xing Xiong (2007): Geology And Mineral Resources of South China [Huanan Dizhi Yu Kuangchan] 2007(1), 21-27.
      • Liupanshui Prefecture
    		Ping Liu, Kehua Ying, Guanglong Yang, Zhenglie Fan, Xiaohong Li, Chengheng Huang, Debing Zhu, and Xing Xiong (2007): Geology And Mineral Resources of South China [Huanan Dizhi Yu Kuangchan] 2007(1), 21-27.
    • Hubei Province
      • Xiaogan Prefecture
        • Dawu Co.
    		Chernoff, C.B., and Orris, G.J. (2002): USGS Open-file report 02-156-A.
    • Liaoning Province (Manchuria; Dongbei Region)
      • Huludao Prefecture
        • Jianchang Co.
          • Bajiazi Zn-Pb-Ag deposit
    		Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
    Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
    Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
    Yiming Zhao, Yongguan Dong, Daxin Li, and Chengsi Bi (2003): Ore Geology Reviews 23, 153-182.
    • Yunnan Province
      • Dehong Autonomous Prefecture
        • Luxi Co.
    		Rao Wenbo, Gao Zhenmin, Yang Zhusen, and Luo Taiyi (2004): Journal of Geochemical Exploration 84(3), 105-125.
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • South Moravia Region
        • Tišnov
    		Dolníček Z. a Buriánek D. (1997): Hydrotermální mineralizace v lomu Dřínová u Tišnova. – Acta Mus. Moraviae, Sci. Geol., 82, 33-43.
    Denmark
     
    • Jylland
      • Djursland
        • North-Djursland
          • Farsø
            • Ertebølle
    		[var: Manganese Dendrites] Bert de Ruiter
    France
     
    • Alsace
      • Haut-Rhin
        • Cernay
          • Steinbach
    		J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
        • Lauch Valley
          • Soultz-Haut-Rhin
    		[var: Manganese Dendrites] J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
        • Thur Valley (Thann Valley)
          • Fellering
    		J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
          • Thann
            • Finsterbach Valley (Kaltenbaechel Valley)
    		J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
          • Urbès
    		J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    • Lorraine
      • Vosges
        • La-Croix-aux-Mines District
    		J.-L. Hohl: "Minéraux et Mines du Massif Vosgien", Editions du Rhin (Mulhouse), 1994
    Germany
     
    • Bavaria
      • Franconia
        • Fichtelgebirge
          • Wunsiedel
            • Göpfersgrün
    		[var: Manganese Dendrites] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
            • Sinatengrün
    		[var: Manganese Dendrites] F. Müller: "Bayerns steinreiche Ecke", 2nd ed., Oberfränkische Verlagsanstalt (Hof), 1984
        • Spessart Mts
          • Schöllkrippen
            • Sommerkahl
    		www.haldengraeber.de/Homepage/Fundstellen/Deutschland/Spessart/Rosa/Rosa.html
      • Lower Bavaria
        • Eichstätt
          • Blumenberg Mt.
    		[var: Manganese Dendrites] S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
          • Solnhofen
    		[var: Manganese Dendrites] S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
      • Upper Palatinate
        • Oberpfälzer Wald
          • Weiden
            • Oberhöll
    		[var: Manganese Dendrites] S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    • Hesse
      • North Hesse
        • Sachsenhausen
          • Nieder-Werbe
    		www.haldengraeber.de/Homepage/Fundstellen/Deutschland/Nordhessen/Wachenfeld/wachenfeld.html
      • Taunus Mts
        • Usingen
          • Altweilnau
    		www.haldengraeber.de/Homepage/Fundstellen/Deutschland/Taunus/hexentisch/hexentisch.html
    • North Rhine-Westphalia
      • Aachen
        • Stolberg
          • Gressenich
    		[var: Manganese Dendrites] found by FdW
      • Münsterland
        • Steinfurt
          • Wettringen
    		[var: Manganese Dendrites] bert.deruiter@gmail.com
    • Rhineland-Palatinate
      • Bad Bergzabern
        • Petronell Mt.
    		P Haas, collected 09/2006
    • Saxony
      • Erzgebirge
        • Marienberg District
          • Lauta
    		LANGE, R. (2000): Der Bergbau auf Flussspat in Marienberg/Erzgebirge, 1955-1958, Author's own edition, ISBN 3-00-006719-1
    • Schleswig-Holstein
      • Plön
        • Bösdorf - Bad Malente area
    		[var: Manganese Dendrites] A. Wittern: "Mineralfundorte in Deutschland", Schweizerbart (Stuttgart), 2001
    • Thuringia
      • Thuringian Forest
        • Gehren
    		http://www.tlug-jena.de/start/publications/books/untertage_lese.html
    Greece
     
    • Macedonia Department
      • Dráma Prefecture
    		http://www.cim.org/geosoc/emgVol6-02.cfm#2
    Hungary
     
    • Baranya Co.
      • Mecsek Mts.
        • Pécs
    		[var: Manganese Dendrites] Mineral Species of Hugary, 2005
    • Borsod-Abaúj-Zemplén Co.
      • Bükk Mts.
        • Bükkszentlászló
    		Szakáll-Gatter-Szendrei: Mineral Species of Hungary, 2006
      • Rudabányai Mts.
    		[var: Manganese Dendrites] Mineral Species of Hungary, 2005
    • Fejér Co.
      • Szár Hill
        • Kőszárhegy
    		[var: Manganese Dendrites] Mineral Species of Hungary, 2005
    • Heves Co.
      • Mátra Mts.
        • Gyöngyösoroszi
    		Geoda
    Book: 100 collecting sites of Hungary
        • Gyöngyöstarján
    		[var: Manganese Dendrites] GEODA
    • Komárom-Esztergom Co.
      • Gerecse Mts.
        • Tatabánya
    		[var: Manganese Dendrites] GEODA/2001
    • Nógrád Co.
      • Mátra Mts.
    		[var: Manganese Dendrites] Mineral Species of Hungary, 2005
    Iran
     
    • East Azarbaijan Province
      • Takab (Takan Tepe)
    		Daliran, F. (2008): The carbonate rock-hosted epithermal gold deposit of Agdarreh, Takab geothermal field, NW Iran—hydrothermal alteration and mineralisation. Mineralium Deposita, 43, 383-404
    Italy
     
    • Latium
      • Frosinone Province
        • San Donato Val di Comino
    		[var: Manganese Dendrites] Borrelli A.
    • Piedmont
      • Biella Province
        • Cervo Valley
          • Quittengo
            • Cascine Machetto
    		De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol.
      • Torino Province
        • Locana Valley
          • Sparone
    		ME Ciriotti; Minnigh, L.D. (1978a): Petrological and structural investigations of the Sparone area in the Orco valley (southern Sesia-Lanzo border zone, western Italian Alps). University of Leiden Dissertation, 121 pp.
    Benna, P., Pognante, U., Malarico, F. (1988): Incomplete blueschist re-crystallization in high-grade metamorphics from the Sesia-Lanzo unit (Vasario-Sparone sub-unit, Western Alps): a case history of metastability. Lithos, 21, 129-142.
    • Sicily
      • Enna Province
        • Pietraperzia
    		Gaetano Sicurella collection (2006)
    • Tuscany
      • Grosseto Province
        • Semproniano
          • Catabbio
    		Innocenti F., Bartolozzi S., 2004. I minerali del Fosso "La Fuliggine presso Catabbio (Semproniano, Grosseto). Riv. Miner. Ital., 2: 78-86.
      • Lucca Province
        • Borgo a Mozzano
          • Valdottavo
    		[var: Manganese Dendrites] C. Biagioni
      • Pisa Province
        • Chianni
    		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
    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
        • Santa Luce
    		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
      • Chubu region
        • Nagano prefecture
    		H. Momoi (1964) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 39-63.
      • Kanto Region
        • Gunma Prefecture
          • Kiryuu City
    		Alfredo Petrov collection
    • Kyushu Island
      • Miyazaki prefecture
        • Takachiho
    		wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt
      • Nagasaki Prefecture
        • Nishisonogi-gun
    		Mem. Fac. Sci., Kyushu University, Ser. D, 5, 185-198 (1957)
    • Shikoku Island
      • Ehime Prefecture
    		H. Momoi (1964) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 39-63.
    Malawi
     
    • Balaka District
    		Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.
    Malta
     
    • Malta Island
    		ex- Jeff Weissman collection
    Namibia
     
    • Otjozondjupa Region
      • Otjiwarongo District
    		Kogut, A. I., Hagni, R. D. & Schneider, G. I. C. (1998): Geology, mineralogy, and paragenetic sequence of the Okorusu carbonatite-related fluorite ores, Namibia. In: Ed. Hagni, R. D., Proc. 9th Quadrenn. IAGOD Symp., 1994, 555-573.
    Paraguay
     
    • Paraguarí Department
    		Geological Survey Professional Paper 327 (USGS, 1959)
    Poland
     
    • Świętokrzyskie
      • Świętokrzyskie Mts (Holy Cross Mts)
        • Kielce District
          • Chęciny
    		Rubinowski, Z. (1955): New observations of mineralization in Miedzianka Swietokrzyska (Central Poland). Przeglad Geol. 3, 299-301.
    Portugal
     
    • Madeira District
      • Madeira Island
    		Uwe Kolitsch collection
    Slovakia
     
    • Košice Region
      • Southern Slanské Mts
    		[var: Manganese Dendrites] Alfred Passath Collection
    South Africa
     
    • KwaZulu-Natal Province
      • Durban
        • Bellair
    		[var: Manganese Dendrites] Heron, H.D.C. (1990/1991). A note on manganese dendrite and oxide masses from selected Natal localities. Micro News and Views, 17(1):2-6 and 17(2):2-4); Heron, H.D.C. (1996). Leached assemblages in dolerite boulders from level 3 NE at Coedmore Quarries, Durban. Unpublished report for the Quarry Management.
        • Cato Manor
          • Umbilo Valley
    		[var: Manganese Dendrites] Heron, 1991). Locality Data Sheet (ML23): Ridgeview Quarry. Issued together with Micro News and Views 18(2) (1992).
        • Umhlatuzana valley
    		Heron, H.D.C. (1990/1991). A note on manganese dendrite and oxide masses from selected Natal localities. Micro News and Views, 17(1): 2-6, 17(2): 2-4
    Switzerland
     
    • Grischun (Grisons; Graubünden)
      • Engadin
        • Piz Corvatsch
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 317.
    UK
     
    • England
      • Cumbria
        • North and Western Region (Cumberland)
          • West Cumberland Iron Field
            • Kirkland
    		[var: Manganese Dendrites] Lloyd Llewellyn, self-collected (see picture)
      • Devon
        • Dartmoor & Teign Valley District
          • Teign Valley
            • Christow
    		Observed, Jan 2008
    • Wales
      • Isle of Anglesey (Gwynedd; Anglesey)
    		J.Ralph collected early 1980s
    USA
     
    • Arizona
      • Pima Co.
        • Tucson Mts
          • Amole District
    		[var: Manganese Dendrites] P Cristofono collection, 2006
    • Arkansas
      • Garland Co.
        • Hot Springs
    		[var: Manganese Dendrites] http://www.lgsweb.org/field00g.html
    • California
      • San Bernardino Co.
    		Housley, R. (2001) Microbits - Bulletin of the Southern California Micro-Mineralogists (February-March 2001)
      • San Diego Co.
        • Pala District
          • Chief Mountain
            • Elizabeth R. Mine
    		[var: Manganese Dendrites] Stephenson, J. 2008. Pala District Opens Wider: Oceanview Mine Strikes It Big. Gem News: Pala International, Fallbrook, CA. January 16th. [http://www.palagems.com/gem_news_2008_v1.htm#pegmatite]
        • Ramona District
    		Kunz, G. F. 1905. Gems, jeweler's materials, and ornamental stones of California. California State Mining Bureau bulletin 37: pages 140-142.
    REF:Deposit:: CALIF. DIV. MINES AND GEOL. COUNTY REPORT 3, 1963, NO. 316, P. 192
    • Colorado
      • Hinsdale Co.
    		[var: Manganese Dendrites] Rocks & Minerals: Sept, 1998
    • Connecticut
      • Hartford Co.
    		[var: Manganese Dendrites] P Cristofono collection
      • Middlesex Co.
        • Portland
    		[var: Manganese Dendrites] www.lmscc.org/case.htm
    • Iowa
      • Clinton Co.
    		[var: Manganese Dendrites] Rocks & Minerals: Nov-Dec 2002
    • Kansas
    		[var: Manganese Dendrites] www.people.ku.edu/~stalder/KS-minerals.html
    [var: Manganese Dendrites] www.people.ku.edu/~stalder/KS-minerals.html
    [var: Manganese Dendrites] Ransom, 1974. Gems and Minerals of America
    • Maine
      • Oxford Co.
        • Albany
    		[var: Manganese Dendrites] P. Cristofono collection
        • Buckfield
    		[var: Manganese Dendrites] AmMin 10:355-411 (1925)
        • Greenwood
    		[var: Manganese Dendrites]
    [var: Manganese Dendrites] P. Cristofono collection
        • West Paris
    		[var: Manganese Dendrites] King, V. and Foord, E., 1994, Mineralogy of Maine, v. 1.
    • Maryland
      • Montgomery Co.
        • Rockville
    		[var: Manganese Dendrites] F. Parker (2005) "The Minerals of the Hunting Hill Quarry, Rockville, Maryland" Mineralogical Record 35:435-446.
    • Massachusetts
      • Essex Co.
    		[var: Manganese Dendrites]
      • Hampshire Co.
        • Easthampton
    		[var: Manganese Dendrites]
      • Middlesex Co.
    		[var: Manganese Dendrites] P. Cristofono collection
      • Worcester Co.
        • Lunenburg
    		[var: Manganese Dendrites] P Cristofono collection
    • Nevada
      • Washoe Co.
    		[var: Manganese Dendrites]
    • New Hampshire
      • Cheshire Co.
        • Walpole
    		[var: Manganese Dendrites] P. Cristofono collection
        • Westmoreland
    		[var: Manganese Dendrites] P Cristofono collection
      • Grafton Co.
        • Groton
    		[var: Manganese Dendrites] P. Cristofono collection
      • Hillsborough Co.
        • Amherst
    		[var: Manganese Dendrites] P. Cristofono collection
    [var: Manganese Dendrites] P Cristofono collection, 2007
    • New Jersey
      • Warren Co.
        • White Township
    		Warren Cummings, Geologist, NJDOT.
    • New Mexico
      • Hidalgo Co.
        • Pyramid Mts
          • Lordsburg District
            • Virginia District
    		[var: Manganese Dendrites] P Cristofono collection, 2008
      • Luna Co.
    		[var: Manganese Dendrites] P Cristofono collection
    • New York
      • Lewis Co.
        • Diana Township
          • Harrisville
    		[var: Manganese Dendrites] St. Lawrence County Rock & Mineral Club
    • North Carolina
      • Cherokee Co.
    		U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995
      • Davidson Co.
        • Thomasville
    		The Adams Collection ( Steve and Laurie Adams)
    Wilson,W.E,1984,Whats New in Minerals,North Carolina Kutnahorite,pg # 497
    • Pennsylvania
      • Adams Co.
        • Gettysburg
    		[var: Manganese Dendrites] Rocks & Minerals 81:229-234
      • Northampton Co.
        • Easton
          • Chestnut Hill
    		[var: Manganese Dendrites] www.delminsociety.net/easton.htm
      • York Co.
        • Warrington Township
          • Rossville
    		Jeff Beckert Collection
    • Rhode Island
      • Providence Co.
        • Lincoln
          • Lime Rock
    		[var: Manganese Dendrites] P Cristofono collection, 2008
    • South Dakota
      • Custer Co.
        • Custer District
          • Custer
    		[var: Manganese Dendrites]
    [var: Manganese Dendrites] www.wind.cave.national-park.com/nmm.htm
    • Tennessee
      • Sevier Co.
        • Great Smoky Mts
    		Coskren, T. D. & Lauf, R. J. (2000): The Minerals of Alum Cave Bluff, Great Smoky Mountains, Tennessee. Mineralogical Record, 31, 163-175.
    • Texas
      • Karnes Co.
    		[var: Manganese Dendrites] www.wma-minelife.com/uranium/papers/karnes.pdf.
    • Washington
      • Okanogan Co.
        • Colville Indian Reservation
          • Nespelem District (Moses District)
            • Multnomah Hill
    		Geology and Mineral Deposits of the Colville Indian Reservation, Washington, Bulletin 677, J.T. Pardee, 1918
    Geology and Mineral Deposits of the Colville Indian Reservation, Washington, Bulletin 677, J.T. Pardee, 1918
    Geology and Mineral Deposits of the Colville Indian Reservation, Washington, Bulletin 677, J.T. Pardee, 1918
          • Park City District
            • Strawberry Creek
    		Geology and Mineral Deposits of the Colville Indian Reservation, Washington, Bulletin 677, J.T. Pardee, 1918, Inventory of Washington Minerals, Part II, Metallic Minerals, Vol. 1; M. Huntting, 1956
            • West Fork San Poil River
    		Geology and Mineral Deposits of the Colville Indian Reservation, Washington, Bulletin 677, J.T. Pardee, 1918
    • Wisconsin
      • Marathon Co.
    		[var: Manganese Dendrites] www.uwrf.edu/~wc01/psilomelane.htm
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