Definitions

from The Century Dictionary.

  • noun A variety either of oligoclase or of orthoclase, or when green a microcline feldspar, showing red or golden-yellow colored reflections produced by included minute crystals of mica, göthite, or hematite.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med.) Aventurine feldspar. See under aventurine.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy A translucent form of feldspar having flakes of hematite, used as an ornamental stone.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a translucent quartz spangled with bits of mica or other minerals

Etymologies

Sorry, no etymologies found.

Examples

  • Such a tool, known as a sunstone, is known from legend, but until now experimental evidence that it could actually work as hypothesized was lacking.

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  • In Dinotopia: The World Beneath, 1995, large caverns beneath the island are lit by glowing algae, "sunstone" crystals, and ferns.

    Luminescence

  • So they used a polarimeter to mimic the possible effect of a supposed "sunstone" crystal, but the article doesn't detail exactly what sort of crystal that might be.

    msnbc.com: Top msnbc.com headlines

  • For a "sunstone" they used a polarimeter, a device that measures polarization.

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  • The enigmatic sunstone appears as an extra navigational aid in an Icelandic saga featuring a sailor called Sigurd who, frustrated by the weather, holds a sunstone aloft to locate the sun and so set his ship's course.

    Sunstones could have helped Vikings navigate from Norway to America

  • The ruby-colored light from the sunstone gives him a threatening, power-mad look.

    Portrait Lighting: Underlighting

  • The portrait of the character Lee Crabb from Dinotopia, below, shows him at a dramatic moment when he wants to take control of a powerful glowing sunstone.

    Portrait Lighting: Underlighting

  • Touching the sunstone in her right ear, she cast a protective net over a hundred-square-yard area.

    Black Magic

  • The ruby-colored light from the sunstone gives him a threatening, power-mad look.

    Archive 2010-05-01

  • The portrait of the character Lee Crabb from Dinotopia, below, shows him at a dramatic moment when he wants to take control of a powerful glowing sunstone.

    Archive 2010-05-01

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