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About OtaviteHide

White to yellow-brown or reddish
3½ - 4
Specific Gravity:
Crystal System:
Member of:
Named in 1906 by Otto Schneider for the type locality, the Tsumeb Mine, near Otavi, Namibia.
Isostructural with:
Calcite Group.

A secondary mineral found in oxidized zones of ore bodies.

Classification of OtaviteHide

Approved, 'Grandfathered' (first described prior to 1959)

A : Carbonates without additional anions, without H2O
B : Alkali-earth (and other M2+) carbonates

1 : A(XO3)

11 : Carbonates
6 : Carbonates of Zn and Cd

Pronounciation of OtaviteHide

PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom
Debbie WoolfUnited Kingdom

Physical Properties of OtaviteHide

White to yellow-brown or reddish
3½ - 4 on Mohs scale
4.96 g/cm3 (Measured)    5.03 g/cm3 (Calculated)

Chemical Properties of OtaviteHide

IMA Formula:
CAS Registry number:

CAS Registry numbers are published by the American Chemical Society

Crystallography of OtaviteHide

Crystal System:
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Cell Parameters:
a = 4.93 Å, c = 16.27 Å
a:c = 1 : 3.3
Unit Cell V:
342.46 ų (Calculated from Unit Cell)
Crusts of minute rhombohedral crystals, {101¯1}.

Epitaxial Relationships of OtaviteHide

Epitaxial Minerals:
Epitaxy Comments:
Otavite oriented growths on smithsonite (Tsumeb).

X-Ray Powder DiffractionHide

Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Type Occurrence of OtaviteHide

Other Language Names for OtaviteHide

Simplified Chinese:菱镉矿

Relationship of Otavite to other SpeciesHide

Member of:
Other Members of this group:
CalciteCaCO3Trig. 3m (3 2/m) : R3c
MagnesiteMgCO3Trig. 3m (3 2/m) : R3c
RhodochrositeMnCO3Trig. 3m (3 2/m) : R3c
SideriteFeCO3Trig. 3m (3 2/m) : R3c
SmithsoniteZnCO3Trig. 3m (3 2/m) : R3c
SpherocobaltiteCoCO3Trig. 3m (3 2/m) : R3c

Common AssociatesHide

Associated Minerals Based on Photo Data:
Malachite5 photos of Otavite associated with Malachite on mindat.org.
Cerussite4 photos of Otavite associated with Cerussite on mindat.org.
Arsentsumebite1 photo of Otavite associated with Arsentsumebite on mindat.org.
Smithsonite1 photo of Otavite associated with Smithsonite on mindat.org.
Calcite1 photo of Otavite associated with Calcite on mindat.org.
Tyuyamunite1 photo of Otavite associated with Tyuyamunite on mindat.org.
Azurite1 photo of Otavite associated with Azurite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

5.AB.05CalciteCaCO3Trig. 3m (3 2/m) : R3c
5.AB.05MagnesiteMgCO3Trig. 3m (3 2/m) : R3c
5.AB.05RhodochrositeMnCO3Trig. 3m (3 2/m) : R3c
5.AB.05SideriteFeCO3Trig. 3m (3 2/m) : R3c
5.AB.05SmithsoniteZnCO3Trig. 3m (3 2/m) : R3c
5.AB.05SpherocobaltiteCoCO3Trig. 3m (3 2/m) : R3c
5.AB.10AnkeriteCa(Fe2+,Mg)(CO3)2Trig. 3 : R3
5.AB.10DolomiteCaMg(CO3)2Trig. 3 : R3
5.AB.10KutnohoriteCaMn2+(CO3)2Trig. 3 : R3
5.AB.10MinrecorditeCaZn(CO3)2Trig. 3 : R3
5.AB.15AragoniteCaCO3Orth. mmm (2/m 2/m 2/m)
5.AB.15CerussitePbCO3Orth. mmm (2/m 2/m 2/m)
5.AB.15StrontianiteSrCO3Orth. mmm (2/m 2/m 2/m)
5.AB.15WitheriteBaCO3Orth. mmm (2/m 2/m 2/m)
5.AB.20VateriteCaCO3Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
5.AB.25HuntiteCaMg3(CO3)4Trig. 3 2 : R3 2
5.AB.30NorsethiteBaMg(CO3)2Trig. 3 2 : R3 2
5.AB.45BarytocalciteBaCa(CO3)2Mon. 2/m : P21/m
5.AB.50Carbocernaite(Ca,Na)(Sr,Ce,Ba)(CO3)2Orth. mm2
5.AB.55BenstoniteBa6Ca6Mg(CO3)13Trig. 3 : R3
5.AB.60JuangodoyiteNa2Cu(CO3)2Mon. 2/m : P21/b

Related Minerals - Dana Grouping (8th Ed.)Hide 3m (3 2/m) : R3c 3m (3 2/m) : R3c 3m (3 2/m) : R3c 3m (3 2/m) : R3c 3m (3 2/m) : R3c 3m (3 2/m) : R3céiteNi(CO3)Hex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

11.6.1SmithsoniteZnCO3Trig. 3m (3 2/m) : R3c
11.6.2HydrozinciteZn5(CO3)2(OH)6Mon. 2/m : B2/m
11.6.3Rosasite(Cu,Zn)2(CO3)(OH)2Mon. 2/m : P21/b
11.6.5Aurichalcite(Zn,Cu)5(CO3)2(OH)6Mon. 2/m : P21/m
11.6.7MinrecorditeCaZn(CO3)2Trig. 3 : R3
11.6.8Loseyite(Mn2+,Zn,Mg)4Zn3(CO3)2(OH)10Mon. 2/m
11.6.9Sclarite(Zn,Mg,Mn2+)4Zn3(CO3)2(OH)10Mon. 2/m : B2/b

Other InformationHide

Thermal Behaviour:
decomposes to CdO in the 603-648 K range; the unit cell parameter's behaviour is untypical, as it slightly increases up to 453 K, and then decreases.
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 OtaviteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
de Schulten (1897) Bulletin de la Société française de Minéralogie: 20: 196.
Schneider (1906) Centralblatt für Mineralogie, Geologie und Paleontologie, Stuttgart: 388.
Zachariasen (1928) Norske Videnskaps-Akademi, Skrifter, Oslo, no. 4.
Ramdohr and Strunz (1941a) Zentralblatt Mineralien: 97.
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: 181.
Doklady Akademii Nauk SSSR (1979) 245: 1099.
American Mineralogist (1997) 82: 643-646.
Reviews in Mineralogy, Mineralogical Society of America: 11.
Tiegeng Liu, Lin Xie, Xingli Wang, and Rongjun Si (2005) First discovery of otavite in China. Chinese Geology 32(3), 443-446 (in Chinese with English abstract).
Ballirano, P. (2016) Thermal behaviour of otavite, CdCO3. European Journal of Mineralogy: 28(2): 285-293.

Internet Links for OtaviteHide

Localities for OtaviteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
  • New South Wales
    • Yancowinna Co.
      • Broken Hill district
        • Broken Hill
Australian Min. 3:1 (1997)
  • Western Australia
    • East Pilbara Shire
      • Gregory Ranges District
        • Braeside Station
Secondary Minerals from the Braeside Lead Field, Pilbara, Western Australia; E.A. Hancock, P.J. Downes, A.W.R. Bevan; Australian Journal of Mineralogy; Vol 13, No 2, Dec 2007; pp 55-63
    • Wyndham-East Kimberley Shire
      • Kununurra
Downes, P.J., Bevan, A.W.R., Costeo, D., Verrall, M. (2011) Mafic-hosted Secondary Mineralisation from the Shangri-La Pb-Ag-Au-Cu Mine Kimberley Western Australia, Australian Journal of Mineralogy, (Nov. 2011) 16: p15-24.
  • Guizhou
    • Qiannan
      • Duyun Co.
Tiegeng Liu, Lin Xie, Xingli Wang, and Rongjun Si (2005): Chinese Geology 32(3), 443-446; Tiegeng Liu, Qian Zhang, Lin Ye, and Shuxun Shao (2004): Geology in China 31(1), 40-45; Ye, L., Cook, N. J., Liu, T., Ciobanu, C. L., Gao, W., & Yang, Y. (2012). The Niujiaotang Cd-rich zinc deposit, Duyun, Guizhou province, southwest China: ore genesis and mechanisms of cadmium concentration. Mineralium Deposita, 47(6), 683-700.
  • Liaoning
    • Fushun
      • Fushun Co.
Minzhi Yang (2000): Bulletin of Mineralogy, Petrology and Geochemistry 19(4), 381-383
Czech Republic
  • Hradec Králové Region
    • Rychnov nad Kněžnou District
Sejkora, J., Bureš, B., Škoda, R.: Nové nálezy supergenních minerálů na rudním ložisku Horní Rokytnice v Krkonoších. Minerál, 2010, 18, 2, 108-115.
  • North Rhine-Westphalia
    • Niederberg area
      • Wülfrath
        • Rohdenhaus
Schnorrer-Köhler, G. (1988): Der Niederbergische Erzbezirk des Werdener Bergreviers in Nordrhein-Westfalen. Lapis 13(1): 11-35
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion District Mines
No reference listed
  • Borsod-Abaúj-Zemplén
    • Zemplén Mts (Tokaj Mts)
      • Legyesbénye
  • Co. Clare
    • The Burren
      • Carron
Dr. David Green
  • Sardinia
    • Sassari Province
      • Ozieri
Orlandi, P. & Campostrini, I. (2005): Zibaldone. Aggiornamenti di mineralogia italiana 2004. Rivista Mineralogica Italiana, 3/2005, 184-191.
    • South Sardinia Province
      • Guspini
Binotto, C., Boi, G., Cocco, E., Preite, D., Sitta, S. (1988): Minerali dalle miniere di Montevecchio e da altri giacimenti collegati al granito dell'Arburese. 4° Parte, 1/1988, 5-16.
  • Miyazaki
    • Hinokage-cho
Takashi Yamada (2009) JAKOKA: 2009 Annual Meeting of the Japan Association of Mineralogical Sciences, R4-04; Uehara, S., et al (2014) MInerals from Kyushu and Yamaguchi. (Fukuoka Mineral Club, 355 pages)
Namibia (TL)
  • Oshikoto Region
    • Tsumeb
National Bureau of Standards, Circular 539/7 (1957), 11
North Macedonia
  • Probistip
Collection of NHM, Vienna
  • Sakha Republic (Yakutia)
    • Verkhoyansk
M.I. Novgorodova
  • Podrinje District
Slobodan A. Radosavljević, Jovica N. Stojanović, Ana S. Radosavljević-Mihajlović, Vladan D. Kašić (2013): Polymetallic mineralization of the Boranja orefield, Podrinje Metallogenic District, Serbia: zonality, mineral associations and genetic features. Periodico di Mineralogia, 82, 61-87.
  • England
    • North Yorkshire
      • Harrogate
        • High and Low Bishopside
          • Greenhow
Young, B.; Ryback, G.; Braithwaite, R. S. W.; Francis, J. G. (1997): Prosopite, doyleite and otavite from Coldstones quarry, Pateley bridge, North Yorkshire. Mineralogical Magazine 61, 895-897.
  • Scotland
    • Renfrewshire
      • Bishopton
[J. Russell Soc. 2001 - 94]
  • Wales
    • Powys
      • Old Radnor
        • Wethel
British Micromount Society; Cotterell TF et al (2011) The mineralogy of Dolyhir quarry, Old Radnor. Powys, Wales. UKJMM 32:5-61
  • Arizona
    • Cochise Co.
      • Huachuca Mts
        • Hartford District (Huachuca Mountains District)
          • Carr Canyon
"The Accidental Pocket" talk presented by Robert E. Walstrom at 2012 NCMA meeting.
  • Michigan
    • Baraga Co.
      • Huron River
Rocks & Minerals 82:298-308
  • New Jersey
    • Sussex Co.
      • Franklin Mining District
        • Ogdensburg
          • Sterling Hill
The Picking Table:28(2):3 (per Dr. Sidney Williams); Dunn(1995):Pt4:613.
  • New Mexico
    • Socorro Co.
      • Hansonburg District
        • Bingham
M Massis collection
Rocks & Minerals: 78(6): 380-389.
  • Thai Nguyen Province
Johan, Z.: Mineralogie kadmia na ložisku Mo Ba, Vietnamská demokratická republika. Časopis pro mineralogii a geologii, 1962, roč. 7, č. 2, s. 132-138.
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