Ordinary kriging (OK) is a popular interpolation method for its ability to simultaneously
minimize error variance and deliver statistically optimal and unbiased predictions. In this …

In detailed exploration, it is necessary to analyze optimal drill hole distance. Drill hole
spacing analysis results in optimal drill hole spacing on each coal seam for the coal …

Currently, in planning for mineral and coal exploration drilling, there are still many questions
about how to determine the optimal borehole distance for resource classification, because …

Indonesia has the potential for asphalt deposits, especially on Buton Island. In determining
asphalt resources, the most important parameter is the accuracy of the geological model. In …

While in the near past nearest neighbor and inverse distance methods have been used in
mineral resource estimation, recently kriging became the dominant method. These days …

Estimasi sumberdaya batubara merupakan proses kuantifikasi yang dilakukan dengan
mempertimbangkan kondisi geologi dan data yang dimiliki. Perkembangan teknologi …

Exploration is one of the activities of the mining process which aims to obtain information
about the geological conditions of a deposit that is below the surface of the land. Exploration …