American Heritage® Dictionary of the English Language, Fourth Edition
- n. A red, yellow, or brown mineral, essentially an ore of vanadium and lead.
Century Dictionary and Cyclopedia
- n. A mineral consisting of lead vanadate with lead chlorid. It occurs in hexagonal crystals of yellow, brown, or red color; it is isomorphous with apatite (calcium phosphate), pyromorphite (lead phosphate), and mimetite (lead arseniate).
- n. mineralogy A reddish mineral, a mixed chloride and vanadate of lead with the chemical formula Pb5(VO4)3Cl, that is commercial source of vanadium.
GNU Webster's 1913
- n. (Min.) A mineral occurring in yellowish, brownish, and ruby-red hexagonal crystals. It consists of lead vanadate with a small proportion of lead chloride.
- n. a mineral consisting of chloride and vanadate of lead; a source of vanadium
- vanad(ium) + -in + -ite1. (American Heritage® Dictionary of the English Language, Fourth Edition)
“Vanadium occurs in certain rare minerals, such as vanadinite”
“A very beautiful, deep red mineral, vanadinite, contains vanadium and was named after its vanadium content.”
“Blood had frozen in copious quantities between the two walls, giving the inlet the look of quartz littered with crystals of vanadinite.”
“In the center of the gray stone chest of the statue lay a dimly pulsing light the hue of vanadinite.”
“There were other mines that were quite productive though including a few gold mines along with uranium, asbestos, vanadinite and wulfenite mines.”
“The sample photo is vanadinite, an ore of vanadium and lead.”
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