Why was it important to examine both the color and the streak of your minerals? think about streak and explain why it’s called a mineral’s “true color”. answer in at least 2 sentences.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.