











Mineralpedia Details for Brandtite
Brandtite

Named for Swedish chemist George Brandt. Found in metamorphosed iron-manganese and zinc orebodies in localities in Sweden, Germany, Switzerland, the Czech Republic, Kazakhstan, the United States, Chile, and South Africa, among some others. Minerals associated with Brandtite include lead, sarkinite, flinkite, caryopilite, galena, baryte, calcite, rhodochrosite, sphalerite, franklinite, willemite, chalcopyrite, and lollingite.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/brandtite.pdf
- Formula
- Ca2Mn2+(AsO4)2ยท2H2O
- Crystal System
- Monoclinic
- Crystal Habit
- Prismatic, Striated, Radial
- Cleavage
- Perfect, Good, None
- Luster
- Vitreous (Glassy)
- Color
- colorless, white
- Streak
- white
- Class
- Monoclinic - Prismatic
- Hardness
- 3.5
- WebMineral
- View Brandtite
- Mindat
- View Brandtite
Brandtite from Harstigen mine, Filipstad, Värmland, Sweden

- Special Info
- Type Locality
Colorless crude to well-crystallized crystals of the rare arsenate mineral, Brandtite. The crystals are elongated blades from 0.5 to 1mm and radial fans to 3mm.
Brandtite from Sterling Hill mine, Ogdensburg, Sussex Co., New Jersey, United States

Colorless, platy radiating crystals to 3mm.