A study of red granite reveals that the color_forming mineral in red granite is hematite.
通过对红色花岗岩的研究，发现红色花岗岩的成色矿物为赤铁矿。
The results showed that the main crystalline iron oxide minerals in the clay of red earth was goethite and hematite, but only goethite was detected in the clay of yellow soil.
结果表明，黄壤与红壤粘粒中氧化铁矿物组成主要差别在于红壤既含针铁矿又含赤铁矿，而黄壤只含针铁矿。
Red kingfisher color is generated after the formation of jadeite crystals, due to the Department of hematite impregnation.
红翡的颜色是硬玉晶体生成后才形成的，系赤铁矿浸染所致。
Carry your keys in style with this sporty and emblematic design. The stainless steel key ring is embellished in polished red enamel and four square Jet Hematite crystals.
这款充满活力的标志性配饰，让您时刻以时尚方式携带钥匙。采用不锈钢制成的钥匙扣，缀有抛光红色搪瓷与四颗正方形黑矿色水晶。
Based on a brief analysis of the genesis of hematite, the authors hold that hematite in red granite was mostly produced under the condition of high oxygen fugacity.
本文对赤铁矿的成因作了简要分析，认为红色花岗岩中的赤铁矿大多为高氧逸度条件下的产物。
It can be said that the key work on red iron ore (hematite) has reached expected goal from the "6th Five-year Plan" and has basically solved technical problem about mineral processing of red ore.
可以说我国从“六五”开始的红矿(赤铁矿)攻关工作已基本达到了预期的目的，红矿选矿技术难题已基本解决。
For two Yuan samples the amount of magnetite in pigments is nearly similar to the amount of hematite, the decorative pattern of which is of brownish red color.
两个元代样品釉上色层物棚的含磁铁矿量和赤铁矿接近，花纹呈褐红色。
But the mineral phase of part of Yuan dynasty's overglaze color is mainly hematite, the decorative pattern of which is of deep red color.
但是部分元代样品色层在釉上，部分釉上彩色层物相是以赤铁矿为主，花纹呈铁红色。
But the mineral phase of part of Yuan dynasty's overglaze color is mainly hematite, the decorative pattern of which is of deep red color.
但是部分元代样品色层在釉上，部分釉上彩色层物相是以赤铁矿为主，花纹呈铁红色。
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