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In allusion to its basic calcium carbonate composition and three molecules of water for hydration.
A soft white substance found in a cave or in cracks in marl.

Classification of Trihydrocalcite

Other Names for Trihydrocalcite

Name in Other Languages:

Other Information

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 Trihydrocalcite

Reference List:
Kosman (1892) Zeitschrift der Deutsche geologische Gesellschaft, Berlin: 44: 159 (as Hydrocalcite).

Ivanoff (1905) Ann. géol. min. Russie: (8): 1: 23.

Krischtokovich (1906) Ann. géol. min. Russie: (8): 3: 124 [mentions Jurkiewicz (1872)].

Tschirwinsky (1910) Ann. géol. min. Russie: (8): 8: 238.

Copisarow (1923) Journal of the Chemical Society, London: 123: 785 (as Subhydrocalcite).

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 227-228.

Internet Links for Trihydrocalcite URL:
Please feel free to link to this page.

Localities for Trihydrocalcite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
  • Eastern Antarctica
[Ikaite] Dieckmann, G. S., Nehrke, G., Papadimitriou, S., Göttlicher, J., Steininger, R., Kennedy, H., Wolf-Gladrow, D., and Thomas, D. N. (2008): Calcium carbonate as ikaite crystals in Antarctic sea ice. Geophys. Res. Lett., 35, L08501.
  • Western Antarctica
    • Antarctic Peninsula
[Ikaite] AmMin 86:1530-1533 (2001)
[Ikaite] Dieckmann, G. S., Nehrke, G., Papadimitriou, S., Göttlicher, J., Steininger, R., Kennedy, H., Wolf-Gladrow, D., and Thomas, D. N. (2008): Calcium carbonate as ikaite crystals in Antarctic sea ice. Geophys. Res. Lett., 35, L08501.
  • South Australia
    • Flinders Ranges
      • North Flinders Ranges
[Ikaite] Keith F Compton collection
    • South East - Limestone Coast
      • Robe
[Monohydrocalcite] Am Min 60,690-697 (1975); Am Min 93, 1014-1018(2008)
[Monohydrocalcite] Am Min 60,690-697 (1975); Am Min 93, 1014-1018(2008)
  • Tasmania
    • Flinders municipality
      • Bass Strait
  • Carinthia
    • Friesach - Hüttenberg area
      • Hüttenberg
        • Waitschach
[Monohydrocalcite] Kolitsch, U., Brandstätter, F., Schreiber, F., Fink, R. & Auer, C. (2013): Die Mineralogie der weltweit einzigartigen Schlacken von Waitschach, Kärnten. Annalen des Naturhistorischen Museums in Wien, Serie A, 115, 19-87 (in German).
    • Karawanken
      • Globasnitz
[Monohydrocalcite] Heppner, S. (1986): Mineralsuche in Kärnten. Der Aufschluss 37, Beilage „Aktuell“ zu Heft 3, 13-16. [as "Hydrocalcite"]
  • Tyrol
    • North Tyrol
      • Inn valley
        • Brixlegg - Schwaz area
[Monohydrocalcite] Kolitsch, U. (2013): 1799) Anglesit, Brochantit, Calcit, Callaghanit, Connellit, Cuprit, Diopsid, Elyit, Forsterit, Kupfer, Lithargit, Magnesiochromit, Malachit, Monohydrocalcit, Phoenicochroit, Rouait und Willemit in Schlacken der Montanwerke Brixlegg, Tirol. Pp. 111-114 in Niedermayr, G. et al. (2013): Neue Mineralfunde aus Österreich LXII. Carinthia II, 203./123., 91-146.
  • Upper Austria
    • Steyr
      • Slag localities
[Monohydrocalcite] peter neschen collection
  • Vratsa Oblast (Vratza)
    • Balkan Mts (Stara Planina)
  • New Brunswick
    • Kings Co.
      • Cardwell Parish
[Monohydrocalcite] CM 43, 1469-1487
[Monohydrocalcite] Grice J D, Gault R A, Van Velthuizen J (1996) Penobsquisite: A new borate mineral with a complex framework structure, The Canadian Mineralogist 34, 657-665
      • Studholm Parish
[Monohydrocalcite] Canadian Mineralogist: 43: 1469-1487.
  • Saskatchewan
[Ikaite] Last, F. M., Last, W. M., Fayek, M., & Halden, N. M. (2013). Occurrence and significance of a cold-water carbonate pseudomorph in microbialites from a saline lake. Journal of paleolimnology, 50(4), 505-517.
  • Tibet Autonomous Region
    • Nagchu Prefecture (Naqu Prefecture)
      • Baingoin Co. (Bange Co.)
[Monohydrocalcite] Minghui Li, Shichang Kang, Liping Zhu, Qinglong You, Qianggong Zhang, and Junbo Wang (2008): Quaternary International 187, 105-116.
Czech Republic
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
      • Beroun (Beraun)
[Ikaite] Žák K., Skála R., Filippi M., Plášil J. (2010): Ikait - málo známý minerál zaledněných jeskyní: výskyt v občasném sezónním zalednění jeskyně Koda (Český kras). Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze 18 (1), 109-115.
      • Kutná Hora (Kuttenberg)
[Monohydrocalcite] No reference listed
      • Příbram
        • Vrančice
[Monohydrocalcite] [Lapis 1995, 12, p.13-24]
[Monohydrocalcite] Ondruš, P. & Hyršl, J. (1989): New finds and revision of secondary minerals from Příbram district. Acta Universitatis Carolinae, Geologica 1989, 521-533.
    • Karlovy Vary Region
      • Krušné Hory Mts (Erzgebirge)
        • Jáchymov District (St Joachimsthal)
[Monohydrocalcite] Lapis 2002(7/8), 63-65
  • Grand Est
    • Haut-Rhin
      • Ste Marie-aux-Mines (Markirch)
[Monohydrocalcite] P&T N°23-24, H. BARI 1982, Minéralogie des filons du Neuenberg à Sainte Marie aux Mines (Haut-Rhin).
          • Sankt Wilhelm vein
[Monohydrocalcite] H. Bari, Pierre et Terre, Setember 1982
[Monohydrocalcite] Wittern, Journée: "Mineralien finden in den Vogesen", 1997
  • Baden-Württemberg
    • Black Forest
      • Schenkenzell
        • Wittichen
          • Burgfelsen
[Monohydrocalcite] American Mineralogist: 76: 2021.
      • Wolfach
        • Oberwolfach
          • Rankach valley
[Monohydrocalcite] Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
  • Bavaria
    • Franconia
      • Bamberg
        • Wiesenttal
[Monohydrocalcite] Fischbeck, R. & Müller, G. (1971): Monohydrocalcite, hydromagnesite, nesquehonite, dolomite, aragonite, and calcite in speleothems of the Fränkische Schweiz, Western Germany. Contributions to Mineralogy and Petrology 33, 87-92; Broughton, P. L. (1971): Monohydrocalcite in speleothems: An alternative interpretation Contributions to Mineralogy and Petrology 36, 171-174.
  • Hesse
    • Richelsdorf District
      • Bebra
[Monohydrocalcite] Schnorrer-Köhler, G. (1991): Mineralogische Notizen V. Aufschluss 42, 155-171.
      • Nentershausen
        • Süß
          • Richelsdorf Smelter
[Monohydrocalcite] S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1992
  • Lower Saxony
    • Harz
      • Goslar
        • Astfeld
[Monohydrocalcite] BLAß, G. & GRAF, H. W. (1995): Neufunde von bekannten Fundstellen (13). Mineralien-Welt 6 (3), 47-51.
        • Grane Reservoir
[Monohydrocalcite] Schnorrer, G. (1993): Mineralogische Notizen VI. Aufschluss, 44, 44-58.
  • North Rhine-Westphalia
    • Aachen
      • Eschweiler
[Monohydrocalcite] Blaß, G. & Graf, H. W. (1995): Neufunde von Schlackenhalden in der nördlichen Eifel (II). Mineralien-Welt, 6 (3), 28-31.
      • Stolberg
[Monohydrocalcite] Blaß, G. & Graf, H. W. (1995): Neufunde von Schlackenhalden in der nördlichen Eifel (II). Mineralien-Welt, 6 (3), 28-31.
    • Eifel
      • Mechernich
        • Kall
[Monohydrocalcite] Blaß, G. & Graf, H. W. (1995): Neufunde von Schlackenhalden in der nördlichen Eifel (II). Mineralien-Welt, 6 (3), 28-31.
    • Sauerland
      • Meschede
[Monohydrocalcite] Schnorrer-Köhler, G., (1990): Ramsbeck - Neue Minerale aus dem ehemaligen Blei-Zink-Erzrevier des Sauerlandes, Der Aufschluss, Vol. 41 (4), 211-218
  • Saxony-Anhalt
    • Mansfeld Basin
      • Hettstedt
        • Copper-Silver smelter (Gottesbelohnung smelter) slag locality
  • Thuringia
    • Saalfeld
      • Garnsdorf
[Monohydrocalcite] F. Rüger, L. Senf & T. Witzke: Lapis 1995 (1), 15-26
  • Qeqqata
    • Isortoq Fjord (Søndre Isortoq)
      • Sarfartoq region
[Monohydrocalcite] Petersen, O. V. and Secher, K. (1993): The minerals of Greenland, The Mineralogical Record, Vol. 24(2), 1-65
  • Sermersooq
    • Ikka Fjord (Ìka)
[Ikaite] Petersen, O. V. & Johnsen, O. (2005): Mineral species first described from Greenland. Canadian Mineralogist, Special publication no. 8.
  • Co. Kerry
    • Killarney
[Monohydrocalcite] S. MORETON, P. DAVIDSON, D. I. GREEN and G. RYBACK (1999) Unusual Supergene Minerals at Muckross Mine, Killarney, Co. Kerry. Irish Journal of Earth Sciences 17:19-24
  • Liguria
    • Genova Province
      • Genova
        • Varenna Valley
[Monohydrocalcite] Rivista Mineralogica Italiana, 2 (Avril/Juin), 175-188.
  • Tuscany
    • Siena Province
      • Chiusdino
[Monohydrocalcite] Menchetti, S., Batoni, M., Batacchi, C., Borselli, G., Brogi, A., Ceccantini, L., Fassina, B., Marchesini, M., Rossellini, A. & Ruggieri, G. (2015): Le Cetine di Cotorniano. Miniera e minerali. Associazione Micro-Mineralogica Italiana, Cremona, 354 p.
  • Hokkaido
    • Tokachi Province
      • Ashoro-cho (Asyoro-tyo)
[Ikaite] Genko. 91(6). 209-219
  • Issyk-Kul'skaya Oblast
[Monohydrocalcite] NJMM (1991), 289; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Coahuila
    • Mun. de Cuatrociénegas
      • Cuatro Ciénegas (Cuatrociénegas de Carranza; Venustiano Carranza)
        • Limestone caves
[Monohydrocalcite] Forti, P. et al. (2006): ACTA CARSOLOGICA 35/1, 79–98.
  • Buzău Co.
[Ikaite] Slavoaca, R., Slavoaca, D.C., 2000. Water chemistry and hydrochemical processes assessment in zones with Land slip in Buzău and Vrancea, SE Romania. Romanian Journal of Mineral Deposits, 79, Suppl. I, 2000, p.99-101
  • Hunedoara Co.
    • Cerna valley
[Monohydrocalcite] Onac, B. P. (2009): ACTA CARSOLOGICA 38/1, 27-39
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • White Sea Coast
[Ikaite] Jan Styer-Gold specimen and photo
  • Balearic Islands
[Monohydrocalcite] B. Onac et al (2009) Mineral Diversity in Caves from Mallorca Island, Spain. Mineralogy 1 2009 ICS Proceedings. In 15th International Congress of Speleology. p 325
      • Inca
[Monohydrocalcite] Onac, B.P., Fornós, J.J., Ginés, A., Ginés, J. (2005): Mineralogical reconnaissance of caves from Mallorca Island. Endins, 27, 131-140.
  • Bern
    • Hasli Valley
      • Grimsel area
        • Gerstenegg
[Monohydrocalcite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 281.
  • Arusha Region
[Monohydrocalcite] Zaitsev, A. N., & Keller, J. (2006). Mineralogical and chemical transformation of Oldoinyo Lengai natrocarbonatites, Tanzania. Lithos, 91(1), 191-207.
  • England
    • Derbyshire
      • Peak Forest
[Ikaite] Field, L.P., Milodowski, A.E., Shaw, R.P., Stevens, L.P., Hall, M.R., Kilpatrick, A., Gunn, J., Kemp, S.J., Ellis, M.A. (2016): Unusual morphologies and the occurrence of pseudomorphs after ikaite (CaCO3•6H2O) in fast growing, hyperalkaline speleothem. Mineralogical Magazine: 80 (in press); (2016)
  • Scotland
    • Dumfries & Galloway
      • Wanlockhead
[Monohydrocalcite] BMS Database; Green, D. I. (1987): The minerals of Meadowfoot smelter. UK Journal of Mines and Minerals 2, 3-9.
  • Wales
    • Gwynedd
      • Dolgellau Gold Belt
        • Bontddu
          • Vigra Mine
[Monohydrocalcite] BMS Database
  • Arizona
    • Maricopa Co.
[Monohydrocalcite] Garvie, L.A.J. (2003) Decay-induced biomineralization of the saguaro cactus (Carnegiea gigantean). American Mineralogist: 88: 1879-1888. Grant, Raymond W., Bideaux, R.A., and Williams, S.A. (2006) Minerals Added to the Arizona List 1995-2005: 6.
  • California
    • Mono Co.
[Ikaite] Geology 21:971-974.
  • Hawaii
    • Kauai Co.
      • Kauai Island
[Monohydrocalcite] Leveille, Richard J.; Fyfe, William S.; Longstaffe, Fred J. (2000): Unusual secondary Ca-Mg-carbonate-kerolite deposits in basaltic caves, Kauai, Hawaii. Journal of Geology 108, 613-621.
  • Michigan
    • Marquette Co.
[Monohydrocalcite] George W. Robinson and S.M. Carlson (2009) What's New in Michigan Minerals. Presentation at The 36th Rochester Mineralogical Symposium, April 23-26, 2009.
  • New Jersey
    • Sussex Co.
      • Franklin Mining District
        • Ogdensburg
          • Sterling Hill
[Monohydrocalcite] Dunn, P.J.: Min.Rec.:10:160-165 (1979); Jenkins, R.E., II: The Picking Table:35(1):16-24 (1994); Dunn(1995):Pt4:622-623.
[Monohydrocalcite] NSS Bulletin 56:27-24 (1994)
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