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Berborite-2H

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System:
Hexagonal
Colour:
white
A polytype of Berborite

Original described from Saga 1 Quarry, Mørje, Porsgrunn, Telemark, Norway

Classification of Berborite-2H

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http://www.mindat.org/min-39616.html
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Physical Properties of Berborite-2H

Colour:
white
Comment:
crystals may have transparent cores and milky white rims
Cleavage:
Perfect
{001}
Density:
2.03 g/cm3 (Measured)    

Crystallography of Berborite-2H

Crystal System:
Hexagonal
Class (H-M):
6 - Pyramidal
Space Group:
P63
Cell Parameters:
a = 4.433Å, c = 10.638Å
Ratio:
a:c = 1 : 2.4
Unit Cell Volume:
V 181.04 ų (Calculated from Unit Cell)

Other Information

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 Berborite-2H

Reference List:
Giuseppetti et al. (1990): Berborite polytypes. Neues Jahrbuch für Mineralogie-Abhandlungen 162 (1): 101-116

Internet Links for Berborite-2H

Localities for Berborite-2H

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Norway
 
  • Telemark
    • Porsgrunn
      • Mørje
        • Sagåsen
Giuseppetti et al. (1990): Berborite polytypes. Neues Jahrbuch für Mineralogie-Abhandlungen 162 (1): 101-116
Mineral and/or Locality  
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