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Mineral Luster
Mineral Luster types
Question | Answer |
---|---|
dull | reflect light very poorly and do not shine |
Minerals are primarily divided into the two categories which are: | metallic and nonmetallic luster |
various types of nonmetallic luster | vitreous, dull, pearly, greasy, silky or adamantine |
resinous | A surface of resinous luster possesses a sheen resembling that of resin. |
Pearly | Pearly luster appears iridescent, opalescent, or pearly. |
greasy | A surface which possesses greasy luster appears to be covered with a thin layer of oil. |
silky | Silky luster occurs when light is reflected off of an aggregate of fine parallel fibers |