Carleton College, Department of Geology

Rocks and Minerals Study Guide

Tectosilicates Minerals

Name Image Color Hardness Streak Cleavage Luster Other properties
Anorthite

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Albite

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Sanidine

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Orthoclase

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Quartz

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Cristobalite

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Tridymite

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Nepheline

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Kalsilite

1, 2, 3, 4, 5

6, 7, 8, 9, 10

            
Leucite

1, 2, 3, 4, 5

6, 7, 8, 9, 10