No. Graphite is a pure element, it is an allotrope of Carbon.
The allotropes of the element Carbon are :- diamond, graphite, graphene, amorphous carbon and buckminsterfullerenes.
If you meant "graphite" it is very dark grey - almost black.
It is a difference in the crystalline structure.
it's a mixture homogeneous.
Mixture.
It's a Mixture
a mixture
A compound is an unique substance.A solution is a mixture of two or more compounds.
Mixture
it is a mixture
Concrete is a mixture
Jelly is a mixture. it is a heterogeneous mixture
It is a mixture.