Silicates in which the cation-to-O ratio become 2:7 in isolated double silicon-oxygen tetrahedral groups is called:
A. Sorosilicates
B. Phyllosilicates
C. Tektosilicates
D. Nesosilicates
Answer:A
Silicates in which the cation-to-O ratio become 2:7 in isolated double silicon-oxygen tetrahedral groups is called:
A. Sorosilicates B. Phyllosilicates C. Tektosilicates D. Nesosilicates