Glass samples

Chemical composition

Composition of glasses in the ternary diagram

S1

35Na₂O∙3Fe₂O₃∙2Cr₂O₃∙60P₂O₅

0.05(Cr₂O₃-P₂O₅)∙0.875(Na₂O P₂O₅)∙0.075(Fe₂O₃-P₂O₅)

S2

25Na₂O∙13Fe₂O₃∙2Cr₂O₃∙55P₂O₅

0.05(Cr₂O₃-P₂O₅)∙0.625(Na₂O-P₂O₅)∙0.325(Fe₂O₃-P₂O₅)

S3

15Na₂O∙23Fe₂O₃∙2Cr₂O₃∙55P₂O₅

0.05(Cr₂O₃-P₂O₅)∙0.375(Na₂O-P₂O₅)∙0.575(Fe₂O₃-P₂O₅)

S4

5Na₂O∙33Fe₂O₃∙2Cr₂O₃∙55P₂O₅

0.05(Cr₂O₃-P₂O₅)∙0.125(Na₂O-P₂O₅)∙0.825(Fe₂O₃-P₂O₅)