Word Study
tetragynian |
tetragynous |
tetrahalide |
tetrahedral |
tetrahedrally |
Tetrahedrite
| tetrahedron
| tetrahexahedral
| tetrahexahedron
| tetrahydrocannabinol
| tetrahymena
Tetrahedrite
CIDE DICTIONARY
Tetrahedrite, n. [So called because the crystals of the species are commonly tetrahedrons.].
A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also gray copper ore , fahlore , and panabase . [1913 Webster]
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