Any of certain minerals or precious stones spotted or streaked with red, or red in colour, formerly used medicinally in the treatment of…
| 单词 | θ6733 |
| 释义 | the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > corundum group A2 03 > haematite (17) bloodstone1504 Any of certain minerals or precious stones spotted or streaked with red, or red in colour, formerly used medicinally in the treatment of… haematite1543 Native sesquioxide of iron (Fe2O3), an abundant and widely distributed iron ore, occurring in various forms (crystalline, massive, or granular); in… red iron1733 ferric oxide; = haematite, n. a. red iron ore1756 = haematite, n. a. red haematite1789 = haematite, n. a. red ironstone1792 = haematite, n. a. Subcategories:— brown haematite or limonite (6) — other haematites (5) |
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