区域地质概况新疆焉耆盆地是我国西部的中小型陆相含油气盆地之一。根据盆地基底特征 ,由南向北划分为博湖坳陷、焉耆隆起及和静坳陷三个一级构造单元。宝浪油田位于博湖坳陷的中西部 ,主要由宝北区块和宝中区块构成。胶结物的ＳＥＭ分析1 .粘土胶结物　粘土矿物是砂岩储层中最 Regional Geological Survey Xinjiang Yanqi Basin is one of the small and medium-sized continental oil and gas bearing basins in western China. According to the basal characteristics of the basin, it is divided into three first-order tectonic units of Bohu Depression, Yanqi Uplift and Hejing Depression from south to north. Baolang Oilfield is located in the central and western Bo Lake Depression, mainly composed of Bao Bei block and Baozhong block. SEM analysis of cements 1. Clay cements Clay minerals are the most sandstone reservoirs