West Arnhem Land Bouguer Anomaly Grid 60 Second Filter

Gravity data measure small changes in gravity due to changes in the density of rocks beneath the Earth's surface. The data are collected on geophysical surveys conducted by Commonwealth, State & NT Governments and the private sector.

重力数据（Gravity data）用于测量地球表面下方岩石密度变化所引发的微小重力变化。该类数据采集自英联邦、各州政府、北领地（NT）政府与私营部门开展的地球物理勘测项目。