在各勘探目的层层序地层内，主要发育于高水位体系域中中粗粒岩屑长石砂岩发育带，同时也主要位于主要层序界面上下。
Among all sequence strata of exploration target, it mainly developed medium-coarse clastic arkose in high water system, which overlies and underlies the primary sequence interface as well.
以河北唐山某地长石为原料，分别采用浮选和高梯度磁选两种工艺对其进行了精选除铁试验研究。
A experimental research was carried out to remove iron from a feldspar ores in Tangshan, Hebei by the techniques of flotation and high gradient magnetic separation respectively.
采用高梯度磁选可将铁锂云母与石英、长石有效分离；
Zinnwaldite can be separated effectively by the high gradient magnetic separation from the tailing;
孔隙与砂岩组构密切相关，孔隙更容易产生于长石含量高（>37% ）、且胶结物含量低（碳酸盐<5 % ）的中粒砂岩中。
Pores are closely correlated with sandstone fabric, and are more easily generated in medium grained sandstone where feldspar content is high(>37%) and cement content is low(carbonate<50%).
孔隙与砂岩组构密切相关，孔隙更容易产生于长石含量高（>37% ）、且胶结物含量低（碳酸盐<5 % ）的中粒砂岩中。
Pores are closely correlated with sandstone fabric, and are more easily generated in medium grained sandstone where feldspar content is high(>37%) and cement content is low(carbonate<50%).
应用推荐