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About BorcariteHide

Crystal System:
Named in allusion to its composition, being a BORate and CARbonate.
This page provides mineralogical data about Borcarite.

Classification of BorcariteHide


D : Tetraborates
A : Neso-tetraborates

1 : Miscellaneous

10 : Borates with other anions
4 : Borates with carbonate

Physical Properties of BorcariteHide


Optical Data of BorcariteHide

Biaxial (-)
RI values:
nα = 1.590 nβ = 1.651 nγ = 1.657
Measured: 30° , Calculated: 32°
Max Birefringence:
δ = 0.067
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
r > v distinct

Chemical Properties of BorcariteHide

IMA Formula:

Crystallography of BorcariteHide

Crystal System:

Type Occurrence of BorcariteHide

Other Language Names for BorcariteHide

Simplified Chinese:硼灰石

Common AssociatesHide

Associated Minerals Based on Photo Data:
71 photos of Borcarite associated with CahniteCa2[B(OH)4](AsO4)
6 photos of Borcarite associated with SzaibélyiteMgBO2(OH)
2 photos of Borcarite associated with NumanoiteCa4Cu(B4O6(OH)6)(CO3)2
1 photo of Borcarite associated with LudwigiteMg2Fe3+(BO3)O2

Related Minerals - Nickel-Strunz GroupingHide

6.DA.10BoraxNa2(B4O5)(OH)4 · 8H2OMon. 2/m : B2/b
6.DA.15TincalconiteNa2(B4O7) · 5H2OTrig. 3 2 : R3 2
6.DA.20HungchaoiteMg(B4O7) · 9H2OTric. 1
6.DA.25FedorovskiteCa2Mg2B4O7(OH)6Orth. mmm (2/m 2/m 2/m) : Pbam
6.DA.30HydrochlorboriteCa4B8O15Cl2 · 21H2OMon.
6.DA.35UralboriteCa2[B3O3(OH)5 · OB(OH)3]Mon.
6.DA.40NumanoiteCa4Cu(B4O6(OH)6)(CO3)2Mon. 2/m : B2/m
6.DA.60Fontarnauite(Na,K)2(Sr,Ca) (SO4)[B5O8(OH)]·2H2OMon. 2/m : P21/b

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

10.4.1CanavesiteMg2(HBO3)(CO3) · 5H2OMon.
10.4.2CarboboriteCa2Mg[B(OH)4]2(CO3)2 · 4H2OMon.
10.4.4SakhaiteCa12Mg4(BO3)7(CO3)4(OH)2ClIso. m3m (4/m 3 2/m) : Fd3m
10.4.5Moydite-(Y)Y[B(OH)4](CO3)Orth. mmm (2/m 2/m 2/m) : Pbca

Other InformationHide

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 BorcariteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist: 50: 2097.
Mineralogical Magazine: 59: 297-304.
Soviet Physics – Doklady: 20: 799-801.
Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

Internet Links for BorcariteHide

Localities for BorcariteHide

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.
  • Inner Mongolia
    • Chifeng City (Ulanhad League; Chifeng Prefecture)
      • Hexigten Banner (Keshiketeng Co.)
        • Huanggang Fe-Sn deposit (Huanggangliang Mine; Huanggang Mine)
Ottens, B. and G. Neumeier (2012) The Huanggang Mine, Inner Mongolia, China. Mineralogical Record 43:529-563
      • Linxi County
        • Linxi
Ottens, B. & Bin, J. (2014): Seltene Boratmineralien aus der Inneren Mongolei, China. Lapis, 39 (7/8), 66-68.
  • Okayama Prefecture
    • Takahashi City
      • Bicchu-cho (Bitchu-cho)
        • Fuka
Journal of Mineralogical and Petrological Sciences Vol. 99 (2004) , No. 2 April 67-71
  • Balochistan
    • Khuzdar District
BASHIR, E., NASEEM, S., SHEIKH, S. A., & KALEEM, M. (2009). Khuzdar Bölgesi (Belucistan, Pakistan) ndeki Kraubath tipi manyezit yataklarının mineralojisi. Yerbilimleri/Hacettepe Üniversitesi Yerbilimleri Uygulama ve Araştırma Merkezi Dergisi, 30(3), 169-180.
Russia (TL)
  • Sakha Republic (Yakutia)
    • Polar Yakutia
      • Dogdo River Basin
        • Tas-Khayakhtakh Range
          • Titovskoe B deposit
            • Izvestkovyi Stream
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Jeff Weissman collection
  • Zabaykalsky Krai
    • Buriatia Republic (Buryatia)
      • Vitim Plateau
Handbook of Mineralogy
Mineral and/or Locality  
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