ÒÔÁâþ¿óʯΪԭÁϾ­¸ßÎÂìÑÉÕÖƵõÄÑõ»¯Ã¾ÎªìÑÉÕÑõ»¯Ã¾¡£ÒÔ½¹Ì¿ÎªÈ¼ÁÏÔÚ1400~1800¡æÉճɵÄÑõ»¯Ã¾³ÆΪÖØÉÕþ£¬ÓÖ³ÆËÀÉÕþ;ÒÔú̿»òúÆøΪȼÁÏÔÚ700~1000¡æÉճɵÄÑõ»¯Ã¾ÎªÇáÉÕþ£¬ÓֳƿÁÐÔþ¡£ÁíÓÐʹÓõÍƷλÁâþ¿óÓëÎÞÑÌú»ìÏý¶ÍÉÕÖƵõĵͲã´ÎÑõ»¯Ã¾£¬Ë׳ÆÁâ¿àÍÁ£¬ÓֳƿàÍÁ·Û¡£

1¡¢Áâþ¿óʯµÄÀí»¯ÌØÐÔ

Áâþ¿ó(Magnesite)µÄ»¯Ñ§×é³ÉΪMgCO3£¬Ïà¶Ô·Ö×ÓÖÊÁ¿84.31£¬Ö÷ÒªÉí·ÖΪMgO£¬´ÎÒªÉí·ÖΪCaO¡¢SiO2¡¢Fe2O3¡¢Al2O3¡£MgOµÄº¬Á¿Ò»°ãΪ35%~47%;CaOº¬Á¿0.2%~4%;SiO2º¬Á¿0.2%~8%;Fe2O3ºÍAl2O3µÄº¬Á¿Ò»°ãÔÚ1%ÒÔÏ¡£Áâþ¿óÄÑÈÜÓÚË®£¬ÔÚËáÖÐÈܽ⻺Âý£¬550¡æÆÊÎö³ÉMgO¡£Áâþ¿ó¿É·ÖΪ¾§ÖÊÁâþ¿óºÍ·Ç¾§ÖÊÁâþ¿óÁ½ÖÖ¡£¾§ÖÊÁâþ¿óΪÁâÃæÌå½á¾§£¬·Ç¾§ÖÊÁâþ¿óΪ½ºÌåÐÎ̬¡£Ç°Õß¾ßÓÐÍêÈ«µÄ½âÀí£¬ºóÕßÒ»°ã³ÊÖÂÃÜ×´£¬Ó²¶ÈÉÔ¸ß£¬¶Ï¿ÚΪÃ÷ÏԵı´¿Ç×´¡£

2¡¢Áâþ¿ó×ÊÔ´ÂþÑÜ

ÖйúÁâþ¿ó´¢Á¿ÔÚÊÀ½ç¸÷¹ú¶ÀÍÌ÷¡Í·¡£2001ÄêÊÀ½çÁâþ¿ó̽Ã÷´¢Á¿Ô¼Îª130¡Á108t£¬¶øÎÒ¹úµÄÁâþ¿ó´¢Á¿Õ¼ÊÀ½ç×Ü´¢Á¿µÄÔ¼1/4£¬ÒÑ̽Ã÷±£Óд¢Á¿Ô¼30¡Á108t£¬ÆäÖй¤Òµ´¢Á¿13¡Á108t£¬°üÀ¨Ô¶¾°Ô¤²â´¢Á¿ÔÚÄÚ£¬×Ü×ÊÔ´´¢Á¿½ü50¡Á108t¡£Ö÷Òª¼¯ÖÐÔÚÁÉÄþ¡¢É½¶«µÈ¼¸¸öÊ¡·Ý¡£ÁÉÄþÊ¡´¢Á¿25.76¡Á108t£¬Õ¼È«¹ú´¢Á¿µÄ85.6%£¬É½¶«´¢Á¿28715¡Á104t£¬Õ¼9.5%£¬µÖ´ïǧÍò¶Ö´¢Á¿µÄÊ¡·ÝÓÐËĸö£¬¼´£ºÎ÷²Ø5710¡Á104t£¬Ð½®3110¡Á104t£¬¸ÊËà3087¡Á104t£¬ºÓ±±1438¡Á104t¡£¶ø°²»Õ¡¢ËÄ´¨¡¢ÇຣÈýÊ¡´¢Á¿Ô¼Îª1200¡Á104t¡£

3¡¢ÎÒ¹úÁâþ¿ó²É¿óÓë¼Ó¹¤

È«¹úÁâþ¿ó¿ª²ÉºÍÖÖÖÖþÖÊÔ­Áϼӹ¤³§500Óà¼Ò£¬¿ª²É¼Ó¹¤Áâþ¿ó1200¡Á104tÒÔÉÏ¡£ÖÖÖÖÉÕ½áþɰ240¡Á104t£¬ÇáÉÕþ140¡Á104t¡£ÓÐ×ÊÁϽéÉÜ£¬2000ÄêÎÒ¹úÉÕ½áþɰº£ÄÚÏûºÄ120¡Á104t£¬³ö¿Ú120¡Á104t;ÇáÉÕþº£ÄÚÏûºÄ8.0¡Á104t£¬³ö¿Ú6.0¡Á104t¡£ÎÒ¹úÊÇÊÀ½ç¸ü´óµÄÉú²ú¹úºÍ³ö¿Ú¹ú¡£