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鍒嗘瀽闋�(xi脿ng)鐩�	娓�(c猫)瑭︽暩(sh霉)鎿�(j霉)	鍒嗘瀽闋�(xi脿ng)鐩�	娓�(c猫)瑭︽暩(sh霉)鎿�(j霉)
姣旈噸	2.57g/cm3	鍚告按鐜�	1.2锛�
瀹归噸	1.65g/cm3	纭害	7
鐮寸鐜�	0.02锛�	SiO2	58-74锛�
纾ㄦ悕鐜�	0.75锛�	Fe2O3	鈮�1锛�
瀛旈殭鐜�	46锛�	Al2O3	鈮�23锛�