Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Strontioginorite

Big Photo

Kohnstein Quarry, Niedersachswerfen, Nordhausen, Harz Mts, Thuringia, Germany
© Thomas Witzke

Formula:
(Sr,Ca)
 
2
B
 
14
O
 
23
·8H
 
2
O
System:MonoclinicColour:Colourless
Hardness:2 - 3
Name:In allusion to its composition, with dominant strontium and its relationship to ginorite.


Ginorite Group. The strontium analogue of Ginorite.

Classification of Strontioginorite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:5/K.07-20
Nickel-Strunz 10th (pending) edition ID:6.FC.15

6 : BORATES
F : Hexaborates
C : Phyllo-hexaborates
Dana 8th edition ID:26.6.7.2

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
6 : Hexaborates
Hey's CIM Ref.:9.3.32

9 : Borates
3 : Borates of Ca and Sr
mindat.org URL:http://www.mindat.org/min-3741.html
Please feel free to link to this page.

Type Occurrence of Strontioginorite

Type Locality:Königshall-Hindenburg Mine, Reyershausen, Göttingen, Lower Saxony, Germany
Year of Discovery:1959

Physical Properties of Strontioginorite

Lustre:Greasy
Diaphaneity (Transparency):Transparent
Colour:Colourless
Hardness (Mohs):2 - 3

Crystallography of Strontioginorite

Crystal System:Monoclinic
Cell Parameters:a = 12.85Å, b = 14.48Å, c = 12.84Å
γ = 101.58°
Ratio:a:b:c = 0.887 : 1 : 0.887
Unit Cell Volume:V 0.00 ų (Calculated from Unit Cell)

Optical Data of Strontioginorite

Type:Biaxial (+)
RI values: nα = 1.512 nβ = 1.524 nγ = 1.577
2V:Measured: 53° , Calculated: 54°
Maximum Birefringence:δ = 0.065

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

Chemical Properties of Strontioginorite

Formula:
(Sr,Ca)
 
2
B
 
14
O
 
23
·8H
 
2
O
Essential elements:B, H, O, Sr
All elements listed in formula:B, Ca, H, O, Sr

Relationship of Strontioginorite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
6.FC.05Tunellite
SrB
 
6
O
 
9
(OH)
 
2
·3H
 
2
O
6.FC.05Nobleite
CaB
 
6
O
 
9
(OH)
 
2
·3H
 
2
O
6.FC.10Strontioborite
SrB
 
8
O
 
11
(OH)
 
4
6.FC.15Ginorite
Ca
 
2
B
 
14
O
 
23
·8H
 
2
O
6.FC.20Fabianite
CaB
 
3
O
 
5
OH
Related Minerals - Hey's Index Grouping:

- +
9.3.1Calciborite
Ca[B
 
2
O
 
4
]
9.3.2Sibirskite
Ca
 
2
[(OH)(B
 
2
O
 
4
(OH))]
9.3.3Fabianite
CaB
 
3
O
 
5
OH
9.3.4Uralborite
Ca
 
2
[B
 
3
O
 
3
(OH)
 
5
·OB(OH)
 
3
]
9.3.5Vimsite
CaB
 
2
O
 
2
(OH)
 
4
9.3.6Olshanskyite
Ca
 
3
[OH|{B(OH)
 
4
}
 
2
]
 
2
9.3.7Frolovite
Ca[B(OH)
 
4
]
 
2
9.3.8Korzhinskite
CaB
 
2
O
 
4
·H
 
2
O
9.3.9Tyretskite
Ca
 
2
B
 
5
O
 
9
OH·H
 
2
O
9.3.10Nifontovite
CaB
 
2
O
 
4
·2.3H
 
2
O
9.3.12Inyoite
Ca(H
 
4
B
 
3
O
 
7
)(OH) · 4H
 
2
O
9.3.13Gowerite
Ca[B
 
5
O
 
8
(OH)][B(OH)
 
3
]·3H
 
2
O
9.3.14Colemanite
Ca[B
 
3
O
 
4
(OH)
 
3
] · H
 
2
O
9.3.15Pentahydroborite
CaB
 
2
O(OH)
 
6
 · 2H
 
2
O
9.3.16Hexahydroborite
Ca[B(OH)
 
4
]
 
2
 · 6H
 
2
O
9.3.17Meyerhofferite
Ca
 
2
(H
 
3
B
 
3
O
 
7
)
 
2
 · 4H
 
2
O
9.3.18Priceite
Ca
 
2
B
 
5
O
 
7
(OH)
 
5
·H
 
2
O
9.3.19Ginorite
Ca
 
2
B
 
14
O
 
23
·8H
 
2
O
9.3.20Probertite
NaCaB
 
5
O
 
7
(OH)
 
4
·3H
 
2
O
9.3.21Ulexite
NaCa[B
 
5
O
 
6
(OH)
 
6
] · 5H
 
2
O
9.3.22Hydroboracite
CaMg[B
 
3
O
 
4
(OH)
 
3
]
 
2
 · 3H
 
2
O
9.3.23Inderborite
CaMg(H
 
3
B
 
3
O
 
7
)
 
2
 · 8H
 
2
O
9.3.24Wardsmithite
Ca
 
5
Mg[B
 
4
O
 
7
]
 
6
 · 30H
 
2
O
9.3.25Henmilite
Ca
 
2
Cu(OH)
 
4
|[B(OH)
 
4
]
 
2
9.3.26Strontioborite
SrB
 
8
O
 
11
(OH)
 
4
9.3.27Veatchite
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
9.3.28Veatchite-A
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
9.3.29 P-Veatchite
9.3.30 Balavinskite
Sr
 
2
B
 
6
O
 
11
·4H
 
2
O
9.3.31Tunellite
SrB
 
6
O
 
9
(OH)
 
2
·3H
 
2
O

Other Names for Strontioginorite

Synonyms:
Volkovite
Other Languages:
German:Strontioginorit
Russian:Стронциоджинорит
Spanish:Strontioginorita

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 Strontioginorite

Reference List:Braitsch, Otto (1959b), Über Strontioginorit eine neue Ginorit-Varietaet aus dem Zechsteinsalz: Beitr. Mineralogie und Petrograhie: 6: 366-370; …(abstract): 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 Strontioginorite

Search Engines:
  • Look for Strontioginorite on Google
  • Look for Strontioginorite images on Google
    • External Links:
  • Look for Strontioginorite on Webmineral
  • Look for Strontioginorite on Athena Mineralogy
  • Look for Strontioginorite on Wikipedia
  • Look for Strontioginorite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Strontioginorite in the Natural History Museum (London) online catalogue
  • Strontioginorite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Wendel Minerals - Auktion & Shop
  • Buy Minerals and Crystals from Crystalarium.com
  • Rare and Unusual minerals at Mineralogical Research Company
  • Fabre Minerals - search for Strontioginorite specimens
  • Wilensky Fine Minerals
  • Buy from David K Joyce minerals
  • Edwards Minerals - Fine Specimens
  • Search for - Strontioginorite - on e-Rocks Mineral Sales & Auctions
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • rare and unusual minerals mainly crystallized
  • Buy Fine Minerals from mineralsweb.com
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Strontioginorite

    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.
    Canada
     
    • New Brunswick
      • Kings Co.
    		Canadian Mineralogist: 43: 1469-1487.
        • Sussex
          • 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
    Germany
     
    • Lower Saxony
      • Göttingen
        • Reyershausen
    		Braitsch, O. (1959): Über Strontioginorit, eine neue Ginorit-Varietät aus dem Steinsalz. Beiträge zur Mineralogie und Petrographie 6, 366-370.
    • Thuringia
      • Harz Mts
        • 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
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 24th Oct 2009 03:41:30