Airborne Open Range Survey

The outline of regional (non-tenure based) aerial geophysical surveys carried out by exploration companies in Queensland. An open range survey is where 30% or less of the surveyed ground is held under tenure by the proponent. The extent of individual surveys represents the exact area flown.本数据集涵盖昆士兰州各勘探公司开展的区域（非探矿权绑定型）航空地球物理勘测概况。其中，开放范围勘测指提案方仅持有被勘测区域30%及以下面积探矿权的勘测项目。各单项勘测的覆盖范围即为实际飞行勘测的精确区域面积。