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Veatchite-p

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Billie Mine, Furnace Creek District, Death Valley, Inyo Co., California, USA
© 2008, J. Weissman

Formula:
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
System:MonoclinicColour:Colourless to white
Lustre:Vitreous, PearlyHardness:2
Name:Named as a primitive space-lattice polymorph of veachite.
Polymorph of:Veatchite, Veatchite-A


Veatchite Group. A primitive space-lattice polymorph of Veachite and Veatchite-A.

Classification of Veatchite-p

IMA status:Approved
Strunz 8th edition ID:5/K.05-40

5 : Nitrates, Carbonates & Borates
K : Layered borates with complex groups [Bx(O,OH)y]
05 : Volkovskite - Veatchite-A series
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Type Occurrence of Veatchite-p

Type Locality:Königshall-Hindenburg Mine, Reyershausen, Göttingen, Lower Saxony, Germany

Physical Properties of Veatchite-p

Lustre:Vitreous, Pearly
Diaphaneity (Transparency):Transparent
Colour:Colourless to white
Hardness (Mohs):2

Crystallography of Veatchite-p

Crystal System:Monoclinic

Optical Data of Veatchite-p

Type:Biaxial (+)
RI values: nα = 1.550 nβ = 1.553 nγ = 1.620
2V:Measured: 25° , Calculated: 26°
Maximum Birefringence:δ = 0.070

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

Chemical Properties of Veatchite-p

Formula:
Sr
 
2
B
 
11
O
 
16
(OH)
 
5
·H
 
2
O
Essential elements:B, H, O, Sr
All elements listed in formula:B, H, O, Sr

Relationship of Veatchite-p to other Species

Related to:
  • Veatchite Group
    • Related Minerals - Strunz Grouping):

    - +
    5/K.05-10Volkovskite
    KCa
     
    4
    		[B
     
    5
    		O
     
    8
    		OH]
     
    4
    		[B(OH)
     
    3
    		]
     
    2
    		Cl·4H
     
    2
    		O
    5/K.05-20Gowerite
    Ca[B
     
    5
    		O
     
    8
    		(OH)][B(OH)
     
    3
    		]·3H
     
    2
    		O
    5/K.05-30Veatchite
    Sr
     
    2
    		B
     
    11
    		O
     
    16
    		(OH)
     
    5
    		·H
     
    2
    		O
    5/K.05-50Veatchite-A
    Sr
     
    2
    		B
     
    11
    		O
     
    16
    		(OH)
     
    5
    		·H
     
    2
    		O

    Other Names for Veatchite-p

    Synonyms:
    P-Veatchite
    Other Languages:
    German:Veatchit-p
    Russian:Витчит-p

    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 Veatchite-p

    Reference List:Beitr. Mineral. Petrol. (1959): 6: 352.

    Clark, Joan R. & M.E. Mrose (1960), Veatchite and p-veatchite: American Mineralogist: 45: 1221-1229.

    Clark, Joan R. & C.L. Christ (1971), Veatchite: crystal structure and coordination with p-veatchite: American Mineralogist: 56: 1934-1954.

    Grew, E.S., and Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

    Articles/Blogs about Veatchite-p

    Internet Links for Veatchite-p

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  • Look for Veatchite-p on Wikipedia
  • Look for Veatchite-p on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Veatchite-p in the Natural History Museum (London) online catalogue
    • Mineral Dealers:
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  • Buy from David K Joyce minerals
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • High-end worldwide specimens & outstanding customer service
  • Find Veatchite-p on www.crystalclassics.co.uk
  • Top quality minerals from Kristalle of California
  • Rare and Unusual minerals at Mineralogical Research Company
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    Localities for Veatchite-p

    (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.
    Germany
     
    • Lower Saxony
      • Göttingen
        • Reyershausen
    • Thuringia
      • Harz Mts
        • Nordhausen
    		personal communication Dr. Thomas Witzke / Aachen university
    Russia
     
    • Eastern-Siberian Region
      • Prebaikalia (Pribaikal'e)
        • Irkutskaya Oblast'
          • Lower Tunguska
            • Nepa River basin
    USA
     
    • California
      • Inyo Co.
        • Death Valley
          • Furnace Creek District
    Mineral and/or Locality
    Google
     
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