A: Fiction. Antibiotics used in animals are the cause of major human drug resistant diseases. Myth: âAnimal antibiotics kill more people than breast and prostate cancerâ screamed a blogger in the wake of an AP story on antibiotics used to keep food animals healthy.
Mineral Luster. Luster is a description of the way a mineral surface looks when light reflects off of the surface. Luster has two categories, metallic and nonmetallic.
Nonmetallic luster is the type of luster for minerals that do not look metallic. These are further divided into different types: Adamantine. Minerals that have remarkable shine and brilliance and have the hard look of a diamond are called adamantine.