时间:2021-10-24 21:57:17
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【地质学;地理学】四水硼砂。
a light soft mineral consisting of hydrated sodium borate in crystalline form; an important source of boron
Kernite, also known as rasorite is a hydrated sodium borate hydroxide mineral with formula Na2B4O6(OH)2?3(H2O). It is a colorless to white mineral crystallizing in the monoclinic crystal system typically occurring as prismatic to acicular crystals or granular masses.