Fabianite

Fabianite
General
Category	Phylloborates
Formula (repeating unit)	CaB3O5(OH)
Strunz classification	06.FC.20

Fabianite is a borate mineral with the chemical formula CaB₃O₅(OH). It is colorless and leaves a white streak. Its crystals are monoclinic prismatic. It is transparent and fluorescent. It has vitreous luster. It is not radioactive. Fabianite is rated 6 on the Mohs Scale. It was named for Hans-Joachim Fabian, a German geologist.

See also

• List of minerals

References

• Webmineral Entry
• Mineral Handbook
• J. A. Konnert, J. R. Clark and C. L. Christ (1970). "Crystal structure of fabianite, CaB30S(OH), and comparison with the structure of its synthetic dimorph". Zeitschrift für Kristallographie 132: 241–254. Bibcode:1970ZK....132..241K. doi:10.1524/zkri.1970.132.1-6.241. 
• Richard C. Erd, G. Donald Eberlein, and C. L. Christ (1969). "Fabianite and its synthetic dimorph, CaB 3 O 5 (OH); new data". The Canadian Mineralogist 10 (1): 108–112.