A、<p><span style="font-size: 10.5pt; font-family: 宋体;">磁石</span></p>
B、<p><span style="font-size: 10.5pt; font-family: 宋体;">白矾</span></p>
C、<p><span style="font-size: 10.5pt; font-family: 宋体;">自然铜</span></p>
D、<p><span style="font-size: 10.5pt; font-family: 宋体;">炉甘石</span></p>
E、<p><span style="font-size: 10.5pt; font-family: 宋体;">芒硝</span></p>