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30-11-2016
Chemistry

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From where do the gems used in Jewlery come? A. they are mettallic ore B.they are nonmettallic silicates C. they are mettallic minerals D. they are non mettallic minerals.

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friascmm friascmm

30-11-2016

The answer is D, because gems are usually not mettallic

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LilLoveBig LilLoveBig

30-11-2016

Gems used in jewelry come are Non metallic minerals. So it would be D hope this helps!

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