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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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country3313 country3313
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6 years ago
As nonrenewable mineral resources are depleted, experts are particularly concerned about manganese, cobalt, chromium, and platinum, which are
 
  a. trace metal resources
  b. strategic metal resources
  c. biogenic metal resources
  d. magma metal resources
  e. trace metal resources
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lyssmarlyssmar
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6 years ago
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country3313 Author
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6 years ago
Correct Slight Smile TY
dianeflunder
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Yesterday
Thanks for your help!!
cartoon
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2 hours ago
Good timing, thanks!
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