magnetite
Depending on the variety, feldspars can range from adamantine to glassy in luster.
Magnetite can be black and it has a black streak. It is metallic and iron ore
Mica has a non-metallic luster, one called vitreous or glass-like.
Magnetite.Has metallic luster, silver color, black streak, and contains (Fe) Iron.
These words indicate the luster of a mineral.
Magnatite is the mineral that has a nonmatallic luster, is black, and can be scratched by a fingernail.
There is not enough information to go on. Many minerals fit this description, especially since there are several types of nonmetallic luster.
Depending on the variety, feldspars can range from adamantine to glassy in luster.
If a mineral has a shiny luster, is it matallicIf a mineral has no shiny luster, is it nonmetallic?
Gypsum
luster
hematite can have both metallic and nonmetallic luster.
That could be graphite, which is a natural allotrope of the element carbon.
The Luster of a mineral is it's appearance in the light. Also there are two types of Luster, metallic and nonmetallic.
luster is used to determine if a mineral has metallic or nonmetallic shine. It also means the way a mineral reflects light
true
yes