Berborite-2T
A structural variant of Berborite
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About Berborite-2T
Formula:
Be2(BO3)(OH) · H2O
Colour:
colorless
Specific Gravity:
2.06
Crystal System:
Trigonal
Unique Identifiers
Mindat ID:
39618
Long-form identifier:
mindat:1:1:39618:9
Physical Properties of Berborite-2T
Transparency:
Transparent
Colour:
Colorless
Comment:
Pedial faces usual shiny and smooth while other faces may be dull and frosty
Cleavage:
Perfect
{001}
{001}
Density:
2.06 g/cm3 (Measured)
Chemistry of Berborite-2T
Mindat Formula:
Be2(BO3)(OH) · H2O
Element Weights:
Elements listed:
Crystallography of Berborite-2T
Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
P3c1
Cell Parameters:
a = 4.431(1) Å, c = 10.663(3) Å
Ratio:
a:c = 1 : 2.406
Unit Cell V:
181.31 ų (Calculated from Unit Cell)
Z:
2
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.
Internet Links for Berborite-2T
mindat.org URL:
https://www.mindat.org/min-39618.html
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References for Berborite-2T
Reference List:
Localities for Berborite-2T
Showing 3 localities.
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The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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).
All localities listed without proper references should be considered as questionable.
Norway | |
| Giuseppetti et al. (1990) +1 other reference |
| Gatta et al. (2026) | |
| Larsen et al. (2010) |
Saga 1 Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway