Definitions

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

  • noun A substance that resembles a mineral but does not exhibit crystallinity.

Etymologies

Sorry, no etymologies found.

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Examples

  • Obsidian is sometimes classified as a mineraloid, however its composition is too complex to be a single mineral.

    The Last of the Obsidian Artifacts in Puerto Vallarta 2008

  • Interestingly, it is a mineraloid gel which is deposited at a relatively low temperature and may occur in the fissures of almost any kind of rock.

    Discover Our Town 2008

  • Interestingly, it is a mineraloid gel which is deposited at a relatively low temperature and may occur in the fissures of almost any kind of rock.

    Discover Our Town 2008

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