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Skosmos
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KOKO Ontology
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Hierarchy
Groups
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objects
physical objects
matter
raw materials
minerals
opal
...
objects
physical objects
matter
extractive minerals
minerals
opal
Preferred term
opal
Type
YSO Concept
Broader concept
minerals
Related concepts
precious stones
In other languages
Finnish
opaali
Northern Sami
opála
Swedish
opal
URI
http://www.yso.fi/onto/koko/p70459
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Created 5/15/12, last modified 8/25/23