Dogtooth spar
| (Min.) | a variety of calcite, in acute crystals, resembling the tooth of a dog. See Calcite. |
See also: Dogtooth
| 单词 | dogtooth spar | ||
| 释义 | Dogtooth spar
See also: Dogtooth dogtooth spardogtooth spar:see calcitecalcite, very widely distributed mineral, commonly white or colorless, but appearing in a great variety of colors owing to impurities. Chemically it is calcium carbonate, CaCO3, but it frequently contains manganese, iron, or magnesium in place of the calcium. ..... Click the link for more information. . |
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