| 释义 |
DictionarySeeslate blackmineral black
mineral black[′min·rəl ¦blak] (materials) Black pigment made from ground slate, shale, coke, coal, or slaty coal; used in inks, plastics, and coatings. mineral black, slate blackBlack pigment obtained from crushing and grinding black earth deposits, such as slate, coal, coke, or shale. |