Color Streak

You will be able to identify minerals by their colors and streaks, and be able to tell a sample of real gold from the fake look-alike called pyrite.

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Aurora Lipper says:

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Please take a look at the shopping list for Unit 20. It provides sources for rock kits about halfway down the list.
barrnun36 says:

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Hi I can’t find a geology rock bag that has all the rocks we need, we only have 3 of the rocks. Do you have any links to bring me to what we need.? Thanks