Aminoffite | |
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![]() Aminoffite from Långban, Filipstad of Värmland, Sweden | |
General | |
Category | Silicate mineral |
Formula (repeating unit) | Ca2(Be,Al)(Si2O7)(H2O,OH) |
Strunz classification | 9.BH.05 |
Crystal system | Tetragonal |
Unit cell | a = 9.8 Å, c = 9.91 Å |
Identification | |
Mohs scale hardness | 2.5–6.0 |
References | [1][2] |
Aminoffite is a mineral of the silicate class. It was first described in 1937[3] and received its name to honor the Swedish mineralogist and artist Gregori Aminoff (1883–1947), who was an expert in the mineralogy of Långban and worked at the Swedish Museum of Natural History.