On the basis of a study and elaboration of data, some important conclusions are presented: (1) ruby deposits in marbles occur in the plutonic metamorphic zones of orogens where deep fault structure is developed;

• 本文在实际研究和文献资料整理的基础上,得出以下结论:大理岩型红宝石矿床产于有深大断裂构造活动的深成造山变质带;