You are on the site of the "Mining Encyclopedia", which has been published by the "Great Soviet Encyclopedia" publishing enterprise during the 1984—1990, and which is gradually published on this site now.

The electronic version of this encyclopedia, which is being prepared for the publishing together with the well known "Rubricon" encyclopedic resource, will contain the complete versions of the texts, illustrations, tables, and pictures, and also, as we hope, your additions and comments for some outdated and less than actual articles.

We shall be happy to hear any of your wishes, which are able to make the site of the "Mining Encyclopedia" more interesting for the visitors, and we shall implement with joy the most actual of your wishes. As for the texts of the encyclopedia itself, there is conducted the continuous work for their processing and proper presentation.

You can see the results here every day, within the material, which is added continuously. We hope, that you will appreciate this work, and you will become our permanent reader.