Answer:
Rocks are made out of minerals and have many different properties, or characteristics. Streak is the color of a rock after it is ground into a powder, and luster tells how shiny a rock is. Other properties include hardness, texture, shape, and size.
One it might effect the economy
Canada Immigration benefits are numerous and they are sure to make a positive difference in the living standards of any individual or family. The benefits include having access to a safe and clean environment, a well-developed public transport system, healthcare, education, and good working conditions.