Igneous Rocks – Definition, Classification and Examples

Igneous Rocks are formed by cooling or solidification of molten or partly molten material, i.e. from a magma or lava. Igneous rocks are first formed rocks which had made up the primodial earth’s crust. For this reason, they are called primary rocks. Origin of Igneous Rocks The igneous rocks are formed at high temperature directly … Read more

What is Ore? – Definition & Examples

Ore is aggregate of minerals and that can be can be economically extracted from the rock. Examples : Galena (Lead Ore) Ore Deposit An ore deposit is an accumulation of a particular ore or more than one ore. Most ore deposits are named according to their location (for example, Tummalapalle Uranium Deposit, India), or after a … Read more

Geostatistical Ore Reserve Estimation – Quick Tutorial

Geostatistical Ore Reserve Estimation

The development of geostatistics as an ore reserve estimation methodology emerged in France in early 1960 from the work of Matheron (1962) and was based on original studies by D.G. Krige functioning the optimal assigning of weights to the neighbouring sample values used in estimating the grade of blocks in South African gold mines. Geostatistics … Read more