Mineralogy. A variety of ferruginous quartz.
单词 | θ7029 |
释义 | the world > the earth > minerals > types of mineral > silicates > tectosilicate > [noun] > quartz > other quartzes (10) sinople1794 Mineralogy. A variety of ferruginous quartz. white acre1796 English regional (south-western). Quartz, esp. when white. Obsolete. iron flint1804 a form of flint or chert containing ferric oxide; a piece of this material. siderite1808 Mineralogy. A blue variety of quartz. gold quartz1850 quartz containing gold. hyalomicte1853 a mixture of quartz and mica, of granulated texture. sapphire quartz1868 a rare indigo-blue variety of quartz; = siderite, n.1 4. cotterite1877 A pearly white laminated variety of quartz. coesite1954 A modification of quartz formed under pressure. capped quartz- a variety of crystallized quartz, embedded in a matrix of compact quartz. |
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