Gabbro does not typically exhibit cleavage because it is a coarse-grained igneous rock. Instead, gabbro tends to break along fractures and can display a granular or splintery texture.
cleavage....
no cleavage
Show cleavage? What Cleavage? Not really
Muscovite has perfect basal cleavage, or book cleavage.
Aluminum does not display the characteristics of cleavage.
cleavage....
Galena's cleavage is cubic.
Sulfur's cleavage is imperfect.
no cleavage
Show cleavage? What Cleavage? Not really
Muscovite has perfect basal cleavage, or book cleavage.
Aluminum does not display the characteristics of cleavage.
Sulfur does not exhibit cleavage because it lacks a distinct crystal structure. Instead, sulfur has a conchoidal fracture, meaning it breaks along curved, irregular surfaces similar to glass.
imperfect cleavage
What cleavage does pyrite have
it has no cleavage
it has no cleavage