Danville Coal Member Mined Out 2010

COAL_MINE_MINED_OUT_DANVILLE_IN_2010 is a polygon-based ESRI ArcGIS shapefile that shows the location and extent of the mined-out areas in the Danville Coal Member in the coal region of west-central and southwestern Indiana. COAL_MINE_MINED_OUT_DANVILLE_IN_2010 includes mine locations from documented surface and underground mines that operated in Indiana since the late 1800s. COAL_MINE_MINED_OUT_DANVILLE_IN_2010 is attributed to allow the mine polygons to be differentiated based on mine number, county name, and mine type (surface or underground).丹维尔2010年采空区煤矿数据集（COAL_MINE_MINED_OUT_DANVILLE_IN_2010）是一款基于多边形要素的ESRI ArcGIS形状文件（shapefile），用于展示印第安纳州中西部与西南部煤炭产区内丹维尔煤组（Danville Coal Member）的采空区位置与分布范围。该数据集收录了自19世纪晚期以来印第安纳州境内所有已建档的露天煤矿与井下煤矿的点位信息，同时附带结构化属性字段，支持依据煤矿编号、所属县名以及煤矿类型（露天或井下）对多边形煤矿区域进行分类区分。