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!
No. It has a nonmetallic luster.
Augite has a nonmetallic luster.
Calcite is a compound and therefore cannot be classified as a metal or nonmetal.
Quartz has a nonmetallic, vitreous luster.
Gypsum
No. It has a nonmetallic luster.
Augite has a nonmetallic luster.
Calcite is a compound and therefore cannot be classified as a metal or nonmetal.
Quartz has a nonmetallic, vitreous luster.
I think its nonmetallic as it is glass
a ruby is nonmetallic
Gypsum
yes
magnetite
If a mineral has a shiny luster, is it matallicIf a mineral has no shiny luster, is it nonmetallic?
There is not enough information to go on. Many minerals fit this description, especially since there are several types of nonmetallic luster.
The only one of Gypsum's physical characteristics that can be described as nonmetallic is it's luster. Luster is defined as the way light reflects off of a material.