Commodity Code
ruby
http://resource.geosciml.org/classifier/cgi/commodity-code/ruby
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definition | A ruby is a pink to blood-red colored gemstone, a variety of the mineral corundum (aluminium oxide). |  |
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notation |
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source | http://en.wikipedia.org/wiki/Rub\\ | |
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in scheme | commodity code | |||||
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is primary topic of | ruby& properties=inScheme | |||||