Answer:
metal
Explanation:
in earth . naturally occurring
okay
Platinum is found uncombined in alluvial deposits. Most commercially produced platinum comes from South Africa, from the mineral cooperite (platinum sulfide). Some platinum is prepared as a by-product of copper and nickel refining....
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Answers & Comments
Answer:
metal
Explanation:
in earth . naturally occurring
okay
Answer:
Platinum is found uncombined in alluvial deposits. Most commercially produced platinum comes from South Africa, from the mineral cooperite (platinum sulfide). Some platinum is prepared as a by-product of copper and nickel refining....