In vein ore bodies, in particular tin ore bodies, the distribution of industrially valuable components is almost always characterized by a high degree of non-uniformity.

Dolomitization of phosphorite ores increases the content of MgO, which deteriorates the quality of ores and in some cases converts them into the category of substandard, off-balance ores. Individual local areas of the deposit are subject to dolomitization. Naturally, it is desirable to identify them during exploration operations and exclude them from the balance reserves. ...