glossy, or pearly
the color and streak or luster
Mineral luster can be described as metallic, which is a shiny and reflective appearance similar to metal. It can also be described as non-metallic, which includes glassy, pearly, greasy, silky, or dull appearances.
The Luster of a mineral is it's appearance in the light. Also there are two types of Luster, metallic and nonmetallic.
Metallic and non-metallic.
Color and luster are two features of a mineral's appearance that can help identify it. Color is the characteristic hue of the mineral, while luster refers to how light reflects off its surface, which can be metallic, vitreous, dull, or greasy, among others.
Two distinguishing characteristics of a mineral are its crystalline structure and its hardness. Other field tests would include a streak test and possibly a test of specific gravity. Color can also be of some use.
fracture or cleavage
Color and streak would be the least useful, because they may be shared by a multitude of other minerals.
No, metallic and glassy are not types of cleavage. Metallic refers to a type of luster in minerals, while glassy describes the appearance of a mineral's surface. Cleavage refers to the way a mineral breaks along planes of weakness.
Clevage-a flat cut. Fracture-a cut that hes bumps in it.
The two main categories of luster are metallic and non-metallic. Metallic luster appears shiny and reflective like metal, while non-metallic luster includes categories such as vitreous (glassy), pearly, greasy, and dull.
Astroids can be discribed a medorid because its one of the two things that creates a metorid