Term: quartz: a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
Broader: physical entity: an entity that has physical existence | Unrelated: antigen: any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies)
Broader: physical entity: an entity that has physical existence | Unrelated: dusicyon: crab-eating dog
Broader: physical entity: an entity that has physical existence | Unrelated: genus phacelia: American herbs with usually pinnatifid leaves and blue or purple or white flowers in scorpioid cymes
Broader: physical entity: an entity that has physical existence | Unrelated: master: an authority qualified to teach apprentices
Broader: physical entity: an entity that has physical existence | Unrelated: bucerotidae: hornbills
Broader: physical entity: an entity that has physical existence | Unrelated: histiocytosis: a blood disease characterized by an abnormal multiplication of macrophages
Broader: physical entity: an entity that has physical existence | Unrelated: falco: a genus of Falconidae
Broader: physical entity: an entity that has physical existence | Unrelated: raise: increasing the size of a bet (as in poker)
Broader: physical entity: an entity that has physical existence | Unrelated: musical chairs: a rearrangement that has no practical effect or significance
Broader: physical entity: an entity that has physical existence | Unrelated: nastiness: the quality of being unpleasant