d43ae596_mstone_Information___Ruby_Mill__Yes
[Alexandrite] Chalcedony [Chrysoberyl] Microcrystalline Quartz [Excellent] Very good [Yes_4] No Use a mild soap and water solution and dry quickly with an absorbant cloth. Some varieties of chalcedony may be dyed; chemicals may remove the colour. [Yes] 
No
Y e s
N o
Y e s U n l e s s c o a t e d
Gemstone Care - Gemstone Information - Ruby Mill
Yes