Granite has a very dull luster when unpolished.
Only minerals have lustre, not rocks.
Granite is a rock and does not possess one specific luster but a composition of lusters, mostly glassy. It possesses a coarse grained crystalline texture.
Granite counter tops can be wiped down with a wet cloth. However, granite polish can be used to help preserve cleanliness and luster.
Granite has a very dull luster when unpolished.
Sedimentary rocks like red sand stone, marble and granite etc are used as building material. Granite being best in order of its finish and luster is everyone's choice.
Yes you could say hornblrnde has a non-metallic luster, shiny flecked, very dark green or brown rock that doesn't break evenly. You know the shiyk flecks you see in granite tombstones and other random mountain boulders. that's hornblende!
Granite is usually rough to the touch due to its natural composition of interlocking mineral crystals. However, some polished granite surfaces can feel smooth to the touch after undergoing a finishing process that reveals its natural luster.
Diamonds do not have a metallic luster; diamond luster is adamantine to waxy.
the answer is luster/
All minerals have luster. There are different types of luster. Pyrite has metallic luster.
a luster
produces no luster