What is the colour of biotite schist?

The branch of geology which deals with various aspects of rocks is ____________

Type of metamorphism where part of country rock may get entrapped within magmatic body is ________

The arenaceous rocks have the grain size equal to ________

Factors are also called ________

The texture which the characteristics in between granitic and felsitic are __________

The number of equigranular textures are ____________

Example of chemically formed sedimentary rocks is ________