Ferruginous Quartz (Trade name: Hematoid Quartz)  is a quartz that has yellow, red, or brown tones by inclusions of iron compounds, usually iron oxides and hydrous iron oxides (i.e. hematite or limonite).
 
 
 
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* Photos show all sides.
* Sizes, shapes and colors my vary due to being a natural stone, being hand-carved and/or difference in computer monitors.