Hypernym

noun

solid homogeneous inorganic substances occurring in nature having a definite chemical composition

semi-precious stone 1

noun

a gemstone of lesser value.

labradorite 1

noundomain: natural obj.

EnWordnet [ver.5.0]

English

Definition

a blue, green, or reddish-brown feldspar mineral of the plagioclase series: used as a decorative stone..

Examples

1.Labradorite can display an iridescent optical effect (or schiller) known as labradorescence.

Substance_holonym

aluminum 1

noun

a silvery ductile metallic element found primarily in bauxite

calcium 1

noun

a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals

sodium 1

noun

a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)

silicate 1

noun

a salt or ester derived from silicic acid