Amethyst (Chalcedony)

 
Dimensions: 5 x 4.5cm
Location: Mamuju area (Manakarra), West Sulawesi Province, Indonesia
Microcrystallization of amethyst in Botryoidal form, typical of this new Indonesian deposit.
Dimensions without the acrylic base, which is supplied with the mineralogical specimen.
The mineral is not glued to the base(soft putty).