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0 item @ $0.00  

Andalusite var. viridine

#PD50020

Andalusite var. viridine

#PD50020
Availability
Sold
Size
5 x 4 x 2.5 cm - Miniature 
Formula
Al2OSiO4 (RRUFF)
Locality
Ultevis, Lappland, Sweden

This is a variety of Andalusite called viridine, which is a green, manganese (rather than Al) Andalusite. In this specimen are tiny green grains.

Andalusite

Formula
Al2OSiO4 
Crystal System
Orthorhombic 
Crystal Habit
Blocky, Prismatic, Euhedral Crystals 
Cleavage
Distinct, Indistinct, Poor 
Luster
Vitreous (Glassy) 
Color
dark green, gray, brown, red, green 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Splintery 
Hardness
6.5-7 

Data courtesy of Webmineral.

Collection
Don Phillips Collection

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