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Strontioginorite

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Formula:
CaSrB14O20(OH)6 · 5H2O
Colour:
Colourless
Lustre:
Greasy
Hardness:
2 - 3
Crystal System:
Monoclinic
Name:
In allusion to its composition, with dominant strontium and its relationship to Ginorite.
The strontium analogue of ginorite.


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Classification of StrontioginoriteHide

Approved, 'Grandfathered' (first described prior to 1959)
6.FC.15

6 : BORATES
F : Hexaborates
C : Phyllo-hexaborates
26.6.7.2

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
6 : Hexaborates
9.3.32

9 : Borates
3 : Borates of Ca and Sr

Physical Properties of StrontioginoriteHide

Greasy
Transparency:
Transparent
Colour:
Colourless
Hardness:
2 - 3 on Mohs scale

Optical Data of StrontioginoriteHide

Type:
Biaxial (+)
RI values:
nα = 1.512 nβ = 1.524 nγ = 1.577
2V:
Measured: 53° , Calculated: 54°
Max Birefringence:
δ = 0.065
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
strong

Chemical Properties of StrontioginoriteHide

Formula:
CaSrB14O20(OH)6 · 5H2O
IMA Formula:
SrCaB14O20(OH)6 · 5H2O

Crystallography of StrontioginoriteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/a
Cell Parameters:
a = 12.817(8) Å, b = 14.448(8) Å, c = 12.783(8) Å
β = 101.42(8)°
Ratio:
a:b:c = 0.887 : 1 : 0.885
Unit Cell V:
2,320.29 ų (Calculated from Unit Cell)

Type Occurrence of StrontioginoriteHide

Synonyms of StrontioginoriteHide

Other Language Names for StrontioginoriteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Anhydrite3 photos of Strontioginorite associated with Anhydrite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

6.FC.05TunelliteSrB6O9(OH)2 · 3H2OMon. 2/m : P21/b
6.FC.05NobleiteCaB6O9(OH)2 · 3H2OMon. 2/m
6.FC.10StrontioboriteSrB8O11(OH)4Mon.
6.FC.15GinoriteCa2B14O20(OH)6 · 5H2OMon.
6.FC.20FabianiteCaB3O5OHMon. 2/m : P21/b

Related Minerals - Dana Grouping (8th Ed.)Hide

26.6.7.1GinoriteCa2B14O20(OH)6 · 5H2OMon.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

9.3.1CalciboriteCa(B2O4)Orth.
9.3.2SibirskiteCa2(HB2O5)(OH)Mon.
9.3.3FabianiteCaB3O5OHMon. 2/m : P21/b
9.3.4UralboriteCa2[B3O3(OH)5 · OB(OH)3]Mon.
9.3.5VimsiteCaB2O2(OH)4Mon.
9.3.6OlshanskyiteCa2[B3O3(OH)6](OH) · 3H2O
9.3.7FroloviteCa[B(OH)4]2Tric.
9.3.8KorzhinskiteCa(B2O4) · H2O
9.3.9TyretskiteCa2B5O9OH · H2OTric.
9.3.10NifontoviteCa3B6O6(OH)12(H2O)2Mon.
9.3.12InyoiteCa(H4B3O7)(OH) · 4H2OMon. 2/m
9.3.13GoweriteCa[B5O8(OH)][B(OH)3] · 3H2OMon.
9.3.14ColemaniteCa[B3O4(OH)3] · H2OMon. 2/m : P21/b
9.3.15PentahydroboriteCaB2O(OH)6 · 2H2OTric.
9.3.16HexahydroboriteCa[B(OH)4]2 · 6H2OMon. 2/m : B2/b
9.3.17MeyerhofferiteCa2(H3B3O7)2 · 4H2OTric. 1 : P1
9.3.18PriceiteCa2B5O7(OH)5 · H2OMon. 2/m : P21/b
9.3.19GinoriteCa2B14O20(OH)6 · 5H2OMon.
9.3.20ProbertiteNaCaB5O7(OH)4 · 3H2OMon. 2/m
9.3.21UlexiteNaCa[B5O6(OH)6] · 5H2OTric. 1 : P1
9.3.22HydroboraciteCaMg[B3O4(OH)3]2 · 3H2OMon.
9.3.23InderboriteCaMg(H3B3O7)2 · 8H2OMon. 2/m
9.3.24WardsmithiteCa5Mg[B4O7]6 · 30H2OHex.
9.3.25HenmiliteCa2Cu[B(OH)4]2(OH)4Tric.
9.3.26StrontioboriteSrB8O11(OH)4Mon.
9.3.27VeatchiteSr2B11O16(OH)5 · H2OMon. m : Bb
9.3.28Veatchite-ASr2B11O16(OH)5 · H2OTric.
9.3.29 P-VeatchiteSr2B11O16(OH)5 · H2O
9.3.30 BalavinskiteSr2B6O11 · 4H2O
9.3.31TunelliteSrB6O9(OH)2 · 3H2OMon. 2/m : P21/b

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 StrontioginoriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Braitsch, O. (1959) Über Strontioginorit, eine neue Ginorit-Varietät aus dem Zechsteinsalz. Beiträge zur Mineralogie und Petrographie 6, 366-370. - abstracted in: American Mineralogist: 45: 478.
Konnert, J.A., J.R. Clark & C.L. Christ (1970) Crystal structure of strontioginorite (Sr,Ca)2B14O20(OH)6•5H2O: American Mineralogist: 55: 1911-1931.
Christian, R.D., D. Eberlein & J.A. Konnert (1974) Optical and X-ray crystallographic investigations of strontioginorites: USGS Jour. Res.: 2: 699-700.
Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).
Canadian Mineralogist (2005) 43: 1019-1026.

Internet Links for StrontioginoriteHide

Localities for StrontioginoriteHide

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.
Argentina
 
  • Salta
    • Los Andes department
      • Salar del Hombre Muerto
CAHIT HELVACI & RICARDO N. ALONSO (2000) Borate Deposits of Turkey and Argentina; A Summary and Geological Comparison. Turkish Journal of Earth Sciences, 9:1-27.
Canada
 
  • New Brunswick
    • Kings Co.
      • Cardwell Parish
CM 43, 1469-1487
Grice, J. L. (2002): Borate Minerals from the Penobsquis and Millstream Deposits of Southern New Brunswick, Canada. Bergverksmuseets Skrift 20, 27-33
      • Studholm Parish
Canadian Mineralogist: 43: 1469-1487.
Germany (TL)
 
  • Lower Saxony
    • Göttingen
      • Reyershausen
Braitsch, O. (1959): Beiträge zur Mineralogie und Petrographie 6, 366-370.
  • Thuringia
    • Harz
      • Nordhausen
        • Niedersachswerfen
Siemroth, J. (2008): Das Vorkommen von Boratmineralien im Werra-Anhydrit des Steinbruchs Kohnstein bei Niedersachswerfen am Südharz, Der Aufschluss, Vol. 59, 353-366
Mineral and/or Locality  
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