glassy and matallic are terms that discibe what minaral property

a. luster
b.color
c.shape
d. hardness

Question

glassy  and matallic  are terms that discibe what minaral property 

a. luster
b.color
c.shape
d. hardness

anonymous · Answer

a luster
Luster refers to how light is reflected from the surface of a mineral. The two main types of luster are metallic and nonmetallic. Minerals exhibiting metallic luster look like metal, such as a silvery appearance or that of a flat piece of steel.

anonymous · Answer

if a sciencetest  creates  a new rock like subtence in a labatory  why wouldent  this type of minarel be classafied  as a true minareil
 
a. its a inorganic subtance
b.its not a natteully orrcouring subtance
c. its to new to be a minarel
d. it would not be hard enogh

anonymous · Answer

a its a inorganic subtance 
because it isinorganic