钍石

Zr、Hf和Th在风化剖面上部有明显的富集，可能与矿物锆石与钍石在风化壳表层被腐植酸溶解后向下迁移被蒙脱石与非晶质氧化铁吸附有关。

The enrichment for the three elements may be attributed to their downward migration due to dissolution of zircon and thorite by humus acid and adsorption by montmorillonite and amorphous iron oxides .

鉴别磷钇矿，钍石和锆石的简易方法

Easy ways to distinguish the xenotime , the thorite and the zircon

硼矿床中的原生铀矿物&晶质铀矿和铅铀方钍石

Primary uranium minerals in boron deposits & uraninite and ALDANITE

钍石的新变种&铅钍石

New variety of thorite & plumbothorite