Classification sorts earth materials by their formal mineral family. Wikipedia notes that quartz "is classified structurally as a framework silicate mineral and compositionally as an oxide mineral," two different systems applied to the same substance. This dimension lets a visitor compare materials that mineralogists group together for the same technical reason.
Facts
Comparison
Formation OriginElements that occur in nature as minerals in uncombined form. 1 Classification
Connections
Sources
1. Wikipedia: Native element minerals
WikipediaLead sectionQuote, Lead section
Native element minerals are those elements that occur in nature in uncombined form with a distinct mineral structure.
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