EOM Spreadsheets

Sn0wdenadminLatest News, Technical Articles

We have seen some AMAZING excel spreadsheets in our travels with some equally amazing macros providing the basis for reconciliation reporting in our industry. But what happens when the owner leaves, the macros break or you simply have a complex orebody or a long mine life?

Local Topcut Transition Modelling – Improving estimates by “going local”

Sn0wdenadminAnnouncements, Technical Articles

Every block estimated in a model is independent of every other block estimate and each block should be estimated with the best possible configuration of samples and the most reasonable topcut. Snowden’s Supervisor software provides tools that ensure that each block is estimated with the best possible combination of parameters (LKNO) as well as the most reasonable LOCAL topcut (local transition topcut model).

Supervisor v8.12 release

Sn0wdenadminLatest News

In this version we have expanded the “going local” approach to optimising estimation which was introduced in v8.11 through LKNO and provided a unique solution that allows you to examine the effect of topcutting local samples on a per block basis.

Mineral Notes: Graphite

Sn0wdenadminLatest News, Technical Articles

Graphite is an allotrope of carbon and is grey to black, opaque, very soft, has a low density and a metallic lustre. It is flexible and exhibits both non-metallic and metallic properties, making it suitable for diverse industrial applications.