noun, Mineralogy.
a brown variety of muscovite in which some aluminum is replaced by vanadium.


Read Also:

  • Roscommon

    noun 1. a county in Connacht, in the N Republic of Ireland. 54,499; 950 sq. mi. (2460 sq. km). County seat: Roscommon. noun 1. an inland county of N central Republic of Ireland, in Connacht: economy based on cattle and sheep farming. County town: Roscommon. Pop: 53 774 (2002). Area: 2463 sq km (951 sq […]

  • Rose

    noun 1. any of the wild or cultivated, usually prickly-stemmed, pinnate-leaved, showy-flowered shrubs of the genus Rosa. Compare rose family. 2. any of various related or similar plants. 3. the flower of any such shrub, of a red, pink, white, or yellow color. 4. the traditional reddish color of this flower, variously a purplish red, […]

  • Rose-acacia

    noun 1. a small tree, Robinia hispida, of the legume family, native to the southeastern U.S., having drooping clusters of large, dark rose-colored flowers. noun 1. a leguminous shrub, Robinia hispida, of the southern US, having prickly branches bearing clusters of red scentless flowers See also locust (sense 2)

  • Roseanna

    noun 1. a female given name.

Disclaimer: Roscoelite definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.