This property, which is known as dichroism, is particularly strong in tourmaline.
此种特性称为二向色性, 尤其是在电气石中表现得特别强烈.
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Discusses the of natural tourmaline material & technology used in air filtration field.
讨论天然电气石负离子材料 与 技术在空气过滤领域的应用前景.
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Boron compounds are found widely dispersed as various minerals, including borax and the gemstone tourmaline.
非天然生成,一般以化合态分散在各种矿物中, 如存在于硼砂和电气石内.
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That is why for us the life and health of tourmaline very helpful.
正因为如此,托玛琳对我们生命健康非常有益.
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Photo Gallery : Minerals A starburst or red tourmaline stands out against its white surroundings.
矿物质图片画廊.星放射状或红色电气石的出现依靠它的周围白色环境.
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Mineral: Watermelon Tourmaline Tourmaline holds the tone of oneness in the language of light.
、全一矿石: 西瓜碧玺碧玺持有光之语中的全一音调.
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Tourmaline is a semi - precious stone and mineral that emits negative ions and far - infrared rays ( FIR ) .
电气石 在矿产中是一种次级的宝石,它可以放射负离子和远红外线.
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