鈹柱石 的英文怎麼說

中文拼音 [zhùdàn]
鈹柱石 英文
harstigite
  • : 鈹名詞[書面語]1. (針砭用的長針) long needle used in acupuncture2. (長矛) long lance
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  1. This continuum of color determines the gems value with deepest blues being the most cherished. the finest aquamarine stones come from brazil, but other important sources include afghanistan, india, madagascar, nigeria, pakistan and russia. the largest aquamarine gemstone found to date weighed 243. 1 lbs

    是一種含鋁的硅酸鹽,海藍寶的顏色為天藍色至海藍色或帶綠的藍色的綠,它的顏色形成主要是由於含微量的二價鐵離子fe2 ,以明潔無暇濃艷的艷藍至淡藍色者為最佳。
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