A free gemology reference site
Gemology, gemstones, minerals and more

The Minerals

 

cleavlandite

Cleavelandite

 

 

 
Source: Brazil
 
Chemical:
 
Crystal System:
 
Formation: In pegmatite dikes.
 
Properties: Often forms in conjunction with tourmaline crystals as shown above by the dark tourmaline crystals.

 

Gemological information on this page has been provided by the

International School of Gemology.