Rock tests Flashcards
1
Q
What does lustre test?
A
The reflective properties of a rock
2
Q
What does cleavage test?
A
How the rock breaks
3
Q
What does streak test?
A
The colours of the mark left by the rock
4
Q
What does hardness test and how is it tested?
A
How hard the rock is and it is tested using Moh’s scale of hardness
5
Q
Why is colour an unreliable test for rock type?
A
Because some rocks that are exactly the same rock are different colours and others are multicoloured
