Avicennite

Avicennite (thallium(III) oxide) is an oxide mineral. It was discovered around the Dzhuzumli village, Samarqand, Uzbekistan.^[2] It is named after Avicenna, a Persian doctor and polymath.^[3]

Avicennite
General
Category	Mineral
Formula (repeating unit)	Tl2O3
Strunz classification	4.CB.10
Dana classification	04.03.08.01
Crystal system	Cubic
Crystal class	Diploidal (m3) H-M symbol: (2/m 3)
Space group	Ia3
Identification
Color	Grayish black with brownish black tint
Mohs scale hardness	2[1]
Density	8.9[2]

See also

• List of minerals
• List of minerals named after people

References

1. "Avicennite Mineral Data".
2. Mindat - Avicennite
3. Anthony, John W.; Bideaux, Richard A.; Bladh, Kenneth W.; Nichols, Monte C. (eds.). "Avicennite". Handbook of Mineralogy (PDF). Chantilly, VA, USA: Mineralogical Society of America. Retrieved 13 March 2022.