Fredrikssonite
SOLD
Fredrikssonite
- Sold
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- Availability
- Sold
- Size
- 1.5 x 1 x 1 cm - Thumbnail
- Formula
- Mg2Mn3+O2(BO3) (RRUFF)
- Locality
- Långban, Filipstad, Värmland, Sweden
Blackish thin, long prismatic crystals suspended in matrix. Filipstad is the only locality for this minerals.
Type Locality
Fredrikssonite
- Formula
- Mg2Mn3+O2(BO3)
- Crystal System
- Orthorhombic
- Crystal Habit
- Prismatic
- Cleavage
- Poor, Indistinct, None
- Luster
- Vitreous (Glassy)
- Color
- reddish brown
- Streak
- yellowish brown
- Class
- Orthorhombic - Dipyramidal
- Hardness
- 6
Data courtesy of Webmineral.
- Collection
- Phillips Collection
- Special Info
- Type Locality
- Mineralpedia
- View Fredrikssonite
- On Dakota Matrix
- Previously Sold Fredrikssonite
- On Dakota Matrix
- Other Available Fredrikssonite
- WebMineral
- View Fredrikssonite
- Mindat
- View Fredrikssonite
