Which are examples of tests that can be used for mineral identification
A. Color, shape, size, streak, hardness
B. Color, streak, hardness, luster
C. Color, streak, size, luster, hardness
D. Color, shape, streak, hardness, luster
Why don't you read up on geology tests for the identification of minerals? I know it's a bother but you won't learn by getting another to answer your questions. I'm not a geologist but I can tell you that I wouldn't think shape or size of a mineral would have much to do with identifying it.
To determine the correct answer, we need to understand the different tests used for mineral identification.
A. Color, shape, size, streak, hardness: Color, shape, and size can provide some useful information, but they are often not enough for a definitive identification. Streak (the color of the powdered mineral) and hardness (measured by scratching the mineral) are important tests that can help identify minerals.
B. Color, streak, hardness, luster: Streak and hardness are both useful tests for mineral identification. Luster refers to how light reflects off the surface of a mineral and can be helpful in narrowing down the possibilities. Color alone is not always reliable because many minerals can come in various colors.
C. Color, streak, size, luster, hardness: This option includes the important tests of streak, hardness, and luster. Size is not typically a determining factor in mineral identification.
D. Color, shape, streak, hardness, luster: This option includes all the important tests for mineral identification. Shape can provide additional clues, but it is less critical compared to the other tests.
Based on the explanations above, the correct answer would be B. Color, streak, hardness, luster.