广西德保大雅方解石矿地质特征与矿床成因

Geological Characteristics and Deposit Genesis of Daya Calcite Deposit in Debao County,Guangxi Province

广西德保大雅方解石矿是近期发现的大型矿床。矿体赋存于隆安组灰岩中,呈似层状和脉状,受断层构造控制。矿石具粗晶—巨晶结构,块状构造。矿石质量好,CaO平均55.28%,白度平均88.77,有益组分含量高,有害组分含量低。矿床属于中低温热液裂隙充填型矿床。

The Daya calcite mine in Guangxi DeBao is a large scale deposits that is recently discovered.The ore bodies occurred in the limestone of the Long'an formation,which are stratified and veined and controlled by fault structure.The ore has a coarse-tomegacrystalline structure,massive structure,and the ore mineral is calcite.The quality of the ore is good,the average CaO is 55.28%,the average whiteness is 88.77,the content of beneficial components is high,and the content of harmful components is low.The ore deposit belongs to the middle-low temperature hydrothermal fissure filling deposit.