http://resource.geosciml.org/classifier/cgi/commodity-code/primary-aggregate
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alt label |
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definition | Sand and gravel and crushed rock extracted from the ground | ![]() |
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narrower |
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notation |
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source | This vocabulary | ![]() |
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type |
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broader |
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in scheme | commodity code | |||||||||||||
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is primary topic of | primary aggregate& properties=notation,isPrimaryTopicOf |