the flag of st david is a gold cross on a black background, although earlier variations exist.these include a black cross on a gold field and engrailed edges on the cross.
high washing cleanliness of sand and strong adjustability; better mineral separation result for mine having more mud. it can be operated at any gold field and has high return rate.
矿砂洗凈度高,适应性强,对含泥较多的矿区都有较好的选矿效果,可在任何金矿区作业,选金回收率高。
the nature of magmatic activity in dongchuang gold field presents that in xiaoqinling.
东闯金矿区中生代巖浆活动的特征是小秦岭地区这一时期巖浆活动的缩影。
jiaojia gold field is under the control of the jiaojia fracture. jiaojia fracture is listric fault whose top steep and underside gentle in profile.
焦家金矿田受焦家断裂的控制,金矿床在平面上主要产于焦家断裂分枝复合、膨胀转折的部位;
as resulted in the equal distance of ew structure, the distribution of gold field in gezhen gold belt are equal distance.
东西向构造的等距性决定了戈枕金矿带上各金矿田的等距性。
kangshan gold field is situated in the southern margin of north china platform and within the machaoying faulted zone which is located in the southern limb of huashan longbo anticline.
mineral vein of dongshan deposit in linglong gold field is numerous, the relation of mineral vein is complex and mineral vein have the obvious phenomenon of convergence, separation, reunion.
玲珑金矿田东山矿床内矿脉众多,矿脉关系错综复杂,交汇、分枝、复合现象明显。
the jinshan gold field in jiangxi, a type of ductile shearing zone, is of a super large gold deposit.
江西金山韧性剪切带型金矿田为特大型金矿床。
the literature is a gold field in which he can hunt for precious samples.