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Monohydrocalcite

Big Photo

Lichtloch 25, Gottesbelohnung smelter (Copper-silver smelter; slag locality), Hettstedt, Mansfeld Basin, Saxony-Anhalt, Germany
© Frank de Wit

Show Monohydrocalcite Photos (5)
Formula:
CaCO
 
3
·H
 
2
O
System:TrigonalHardness:2 - 3
This page provides mineralogical data about Monohydrocalcite.

Classification of Monohydrocalcite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:5/D.01-50
Nickel-Strunz 10th (pending) edition ID:5.CB.20

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
B : With large cations (alkali and alkali-earth carbonates)
Dana 8th edition ID:15.1.3.1

15 : HYDRATED NORMAL CARBONATES
1 : A(XO3)·xH2O
Hey's CIM Ref.:11.4.4

11 : Carbonates
4 : Carbonates of Ca
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Type Occurrence of Monohydrocalcite

Type Locality:Issyk Kul Lake, Issyk-Kul'skaya Oblast, Kyrgyzstan
Year of Discovery:1964

Physical Properties of Monohydrocalcite

Hardness (Mohs):2 - 3

Crystallography of Monohydrocalcite

Crystal System:Trigonal
Class (H-M):3 - Pyramidal
Space Group:P31
Cell Parameters:a = 10.554Å, c = 7.545Å
Ratio:a:c = 1 : 0.715
Unit Cell Volume:V 727.82 ų (Calculated from Unit Cell)
Comment:Subcell (space group P3121): 6.0931, 7.5446 A.

Optical Data of Monohydrocalcite

Type:Uniaxial (+)
RI values: nω = 1.545 nε = 1.590
Maximum Birefringence:δ = 0.045

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low

Chemical Properties of Monohydrocalcite

Formula:
CaCO
 
3
·H
 
2
O
Essential elements:C, Ca, H, O
All elements listed in formula:C, Ca, H, O

Relationship of Monohydrocalcite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.CB.05Thermonatrite
Na
 
2
CO
 
3
·H
 
2
O
5.CB.10Natron
Na
 
2
CO
 
3
·10H
 
2
O
5.CB.15Trona
Na
 
3
H(CO
 
3
)
 
2
·2H
 
2
O
5.CB.25Ikaite
CaCO
 
3
·6H
 
2
O
5.CB.30Pirssonite
Na
 
2
Ca(CO
 
3
)
 
2
·2H
 
2
O
5.CB.35Gaylussite
Na
 
2
Ca(CO
 
3
)
 
2
·5H
 
2
O
5.CB.40Chalconatronite
Na
 
2
Cu(CO
 
3
)
 
2
·3H
 
2
O
5.CB.45Baylissite
K
 
2
Mg(CO
 
3
)
 
2
·4H
 
2
O
5.CB.50Tuliokite
Na
 
6
BaTh(CO
 
3
)
 
6
·6H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
11.4.1Calcite
CaCO
 
3
11.4.2Aragonite
CaCO
 
3
11.4.3Vaterite
CaCO
 
3
11.4.5Ikaite
CaCO
 
3
·6H
 
2
O
11.4.6Dolomite
CaMg(CO
 
3
)
 
2
11.4.7Huntite
CaMg
 
3
(CO
 
3
)
 
4
11.4.8Sergeevite
Ca
 
2
Mg
 
11
(CO
 
3
)
 
13
·10H
 
2
O

Other Names for Monohydrocalcite

Other Languages:
German:Monohydrocalcit
Russian:Моногидрокальцит
Spanish:Monohydrocalcita

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 Monohydrocalcite

Reference List:American Mineralogist (1964): 49: 1151.

Broughton, P.I. (1972): Monohydrocalcites in speleothems: Zn alternative interpretation: Contributions to Mineralogy and Petrology 36,171-174.


Effenberger, H. (1981): Kristallstruktur und Infrarot-Absorptionsspektrum von synthetischen Monohydrocalcit, CaCO3(H2O): Monatschefte fur Chemie und verwandte Teile anderer Wissenschaften, 112,899-909.

European Journal of Mineralogy (1994): 6: 256.

American Mineralogist (1995): 80: 634.

Dahl, K. & B. Buchardt (2006): Monohydrocalcite in the arctic Ikka Fjord, SW Greenland: J. Sedimentary Research 76, 460-471.

Swainson, I.P.(2008): The structure of monohtdrocalcite and the phase composition of the beachrock deposits of Lake Butler and Lake Fellmongery, South Australia: American Mineralogist, 93, 1014-1018.

Internet Links for Monohydrocalcite

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    Localities for Monohydrocalcite

    Hide Locality List
    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.
    Australia
     
    • South Australia
      • South East
        • Limestone Coast
          • Robe
    		Am Min 60,690-697 (1975); Am Min 93, 1014-1018(2008)
    Am Min 60,690-697 (1975); Am Min 93, 1014-1018(2008)
    • Tasmania
      • Bass Strait
    		http://www.crocoite.com/locationbulletins/part1/zeolites.pdf
    Austria
     
    • Carinthia
      • Karawanken Mts
        • Globasnitz
    		S. Heppner: Der Aufschluss 37(3):14-15 (1986).
    Canada
     
    • New Brunswick
      • Kings Co.
    		Canadian Mineralogist: 43: 1469-1487.
        • Sussex
          • Cardwell Parish
    		CM 43, 1469-1487
    China
     
    • Tibet Autonomous Region
      • Nagchu (Naqu) Prefecture
        • Baingoin (Bange) Co.
    		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
        • Kutná Hora (Kuttenberg)
    		No reference listed
        • Příbram
          • Vrančice
    		[Lapis 1995, 12, p.13-24]
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Ostrov
    		Lapis 2002(7/8), 63-65
    France
     
    • Alsace
      • Haut-Rhin
        • Ste Marie-aux-Mines (Markirch)
    		Wittern, Journée: "Mineralien finden in den Vogesen", 1997
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Schenkenzell
          • Wittichen
            • Burgfelsen
    		American Mineralogist: 76: 2021.
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
    • Bavaria
      • Franconia
        • Bamberg
    		Contributions to Mineralogy and Petrology (1972) 36:171-174
    • Hesse
      • North Hesse
        • Richelsdorf District
          • Süss
            • Richelsdorf Smelter
    		S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1992
    • Lower Saxony
      • Harz Mts
        • Goslar
          • Grane Reservoir
    		No reference listed
    • North Rhine-Westphalia
      • Aachen
        • Eschweiler
      • Sauerland
        • Meschede
    		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
          • Gottesbelohnung smelter (Copper-silver smelter; slag locality)
    • Thuringia
      • Saalfeld
        • Garnsdorf
    		F. Rüger, L. Senf & T. Witzke: Lapis 1995 (1), 15-26
    Greenland
     
    • Kitaa (West Greenland) Province
      • Maniitsoq (Sukkertoppen)
        • Søndre Isortoq Firth
          • Sarfartoq region
    		Petersen, O. V. and Secher, K. (1993): The minerals of Greenland, The Mineralogical Record, Vol. 24(2), 1-65
    Ireland
     
    • Co. Kerry
      • Killarney
    		No reference listed
    Italy
     
    • Liguria
      • Genova Province
        • Genova
          • Varenna Valley
    		Rivista Mineralogica Italiana, 2 (Avril/Juin), 175-188.
    Japan
     
    • Hokkaido Island
      • Tokachi Province
        • Ashoro-cho (Asyoro-tyo)
    		Ito (1993) Ganseki-Koubutsu-Koshogaku Zasshi, 88, 485-491.
    Kyrgyzstan
     
    • Issyk-Kul'skaya Oblast
    		NJMM (1991), 289; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Switzerland
     
    • Bern
      • Hasli Valley
        • Grimsel area
          • Gerstenegg
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 281.
    UK
     
    • Scotland
      • Dumfries & Galloway (Dumfries-shire)
        • Wanlockhead
    		BMS Database
    • Wales
      • Gwynedd (Merionethshire)
        • Dolgellau Gold Belt
          • Bontddu
            • Vigra Mine
    		BMS Database
    USA
     
    • Arizona
      • Maricopa Co.
    		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.
    • Michigan
      • Marquette Co.
    		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
    		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.
    NSS Bulletin 56:27-24 (1994)
    Mineral and/or Locality
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