ZIRCON, noun Called also jargon of Ceylon, a mineral originally found in Ceylon, in the sands of rivers, along with spinel, sapphire, tourmalin, and iron sand. zircon hyacinth, and zirconite, are regarded as varieties of the same species. They are essentially composed of the earth zirconia, with silex, and a minute portion of iron. The primitive form of the crystals is an octahedron, composed of two four sided prisms. The common form is a rectangular four sided prism.
Content
Rights and sources
Review source, license and attribution information for this content.
Content
Webster's Dictionary 1828
American Dictionary of the English Language, Noah Webster, 1828.