• [矿物欣赏-玖拾玖]十字石

    飞天拉面 Sun, 30 May 2010 12:23:28 +0000

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  • # 1

    文墨 Sun, 30 May 2010 14:06:17 +0000

    漂亮，喜欢

  • # 2

    幸福 Sun, 30 May 2010 21:23:33 +0000

    感谢拉面，又有好东西看啦~

  • # 3

    回 2楼(五氟化砷) 的帖子

    幸福 Sun, 30 May 2010 21:26:09 +0000

    十字石是岛状结构硅酸盐矿物，化学组成：为Fe2Al9[SiO4]4O7(OH)2。
    刚刚百度到的。。。。。