Welladura, Kahawatta, Ratnapura, Sri Lanka
+94 76 62 944 53

Tag: traditional heat-treatment

Zircon Heat Treatment Part (ii) – Traditional Oxireducing

We did zircon heat-treatment article before with traditional oxidising method. You can see that, We were able to get good yellow color from dark brownish purple zircon. In this time, We did oxireducing by using traditional method. That heating method has been using in Sri Lanka for 1000 years. Old businessmens say, their grand fathers […]