Not Available
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Color: colorless, Not Available, brown, blue bluish, Hardness: 6.5 7, Refractive index: 1.673 1.693, Density: 3.26 3.36, Chemical composition: Ca2(Fe, Mn)Al2BSi4O15(OH), Crystal structure: triclinic, Origins: USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan. Axinite is a collectors stone that is rarely used in jewelry.
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Ca3Fe3+2Si3O12
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Transparent, Opaque, Transparent to opaque
Gemmological Tables (2004) More from other references