Galena's cleavage is cubic.
Galena is composed of lead and sulfur.
Sulfur's cleavage is imperfect.
cleavage....
it has no cleavage
imperfect cleavage
it has no cleavage
What cleavage does pyrite have
cleavage
No it has cleavage and it's cleavage is "absent".
It has both cleavage and fracture.
the cleavage of the diamond is nothing
Cleavage