Chalk has a dull, matte luster. Chalk is a soft, white, porous sedimentary rock, composed of the mineral calcite. Because chalk is porous it can hold a large volume of ground water, providing a natural reservoir that releases water slowly through dry seasons.
the answer is luster/
the answer is luster/
All minerals have luster. There are different types of luster. Pyrite has metallic luster.
Crystalline quartz is has a glassy luster. Other forms of quartz can have a dull luster.
That would be the degree of luster.
chalk
luster
a luster
Luster of tin
luster
produces no luster
Graphite is black and posseses dull appearance