Crystals
Minerals
Rock Cycle
Rocks
Moh's hardness scale
100
when magma cools quickly.
how do small crystals form?
100
30 minerals
how many common minerals are their.
100
there are three stages.
how many stages are their in the rock cycle.
100
A natural solid mixture of particles.
What is a rock?
100
rocks that rub off on clothing.
What is a 1 on the mohs hardness scale?
200
when magma cools slowly.
how do large crystals form?
200
the way a mineral reflects light.
What is luster?
200
new rocks form (Igneous rock).
What is last procedure in the rock cycle.
200
when a rock is scratched by a fingernail.
What is a 2 on the mohs hardness scale?
300
crystal shape.
every mineral has a unique shape.
300
The powder left behind a rock when scratched on porcelain.
What is streak?
300
metamorphic rock (melted & cooled)
what is the 2ND procedure of the rock cycle?
300
What sometimes helps I.D a rock.
What sometimes helps I.D a rock?
300
When rock is barely scratched by a copper penny.
What is a 3 on the mohs hardness scale?
400
crystal atoms are formed in a orderly pattern.
What is crystal structure.
400
color.
what can sometimes help I.D a rock?
400
Rock Cycle.
what is the series of 1 rock type changing into another?
400
Refers to weight.
What is density.
400
When a rock scratches a copper coin deeply.
What is a 4 on the mohs hardness scale?
500
they both form in magma.
What do small & large crystals have in common.
500
3,800 minerals.
how many rare minerals are their.
500
The world has a never ending supply of rocks.
Will the earth ever run out of rocks?
500
hardness,color,streak & luster, crystal shape, cleavage & fracture, density.
name the six prop. of a rock.
500
When a rock can scratch glass
What is a 5 on the mohs hardness scale?
M
e
n
u