Framework/tectosillicates: Quartz

Question 1

Identify the following mineral;
Habit: 
- massive so no grains 
Hardness: 
- 3/4
Lustre: 
- earthy/dull 
Colour:
- a sorta dark milky colour

Answer 1

Chalcedony

Question 2

Which quartz is red?

Answer 2

Jasper

Question 3

How can you identify onyx?

Answer 3

It’s banded