| 摘要 |
Mineral construction elements are produced from metamorphus silicates and minerals of synthetic or natural isochemical or allochemical metamorphus by powdering sintering at 650-900 degrees C opt. with blowing agent and used in conjunction with slaked lime as hydraulic cements. Example is axinite Ca2Al(Fe,Mn)(BO3)Al(OH, F)(Si4O12).
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