Blue Sight

Japanese: ブルーサイト
Blue Sight

Mg(OH) 2 . Also called hydrotalcite. Naturally occurring magnesium hydroxide as a mineral. Rhombohedral crystals. Hexagonal crystal system, space group P m 1, lattice constants a 0 = 0.313, c 0 = 0.474 nm. One elemental element per unit cell. {0001} perfect cleavage. Hardness 2.5. Density 2.39 g cm -3 . The aggregates of microcrystals are pale yellow-green in color and resemble azocite, usually associated with talc and serpentine as co-minerals. Dehydrates at 400 °C. Although relatively rare in nature, there are economic deposits in North Hamgyong Province, North Korea.

Source: Morikita Publishing "Chemical Dictionary (2nd Edition)" Information about the Chemical Dictionary 2nd Edition

Japanese:

Mg(OH)2.水滑石ともいう.天然に鉱物として産出する水酸化マグネシウム.りょう面体結晶.六方晶系,空間群 Pm1,格子定数 a0 = 0.313,c0 = 0.474 nm.単位格子中に1個の基本組成を含む.へき開{0001}完全.硬度2.5.密度2.39 g cm-3.微晶の集合塊は淡黄緑色を呈し,ろう石に似た外観を呈し,通常,共生鉱物として滑石(タルク)や蛇紋岩を随伴する.400 ℃ で脱水する.天然には比較的まれな鉱物であるが,北朝鮮咸鏡北道には経済的鉱床がある.

出典 森北出版「化学辞典(第2版)」化学辞典 第2版について 情報

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