Reserves of solid mineral resources category A
10. Category A reserves are identified on detailed exploration and development areas of first group complexity geological structure deposits and must meet the following main requirements:
1) The size, shape, and conditions of occurrence of mineral bodies have been established, their morphology and internal structure variability characteristics and patterns have been studied, barren and substandard areas within the mineral bodies have been identified and outlined, and in the presence of faulting, their position and displacement amplitude have been determined;
2) Natural varieties have been determined, industrial (technological) types and grades of the mineral have been identified and outlined, their composition and properties have been established; the quality of the identified industrial (technological) types and grades of the mineral has been characterized according to all parameters prescribed by industry;
3) The distribution and forms of occurrence of valuable and harmful components in minerals and products of processing and utilization of the mineral have been studied;
4) the ore reserve contour is defined in accordance with the requirements of the conditions for wells and mine workings based on the results of their detailed sampling
Source: Order of the Ministry of Natural Resources of Russia dated 11.12.2006 No. 278 "On Approval of the Classification of Reserves and Prospective Resources of Solid Minerals" (Registered by the Ministry of Justice of Russia on 25.12.2006 No. 8667)
Морфология
Род
Понятие «запасы твердых полезных ископаемых категории a» мужского рода.
Склонение и число
| Падеж | Единственное число | Множественное число |
|---|---|---|
| Р | запаса твердых полезных ископаемых категории A | запасов твердых полезных ископаемых категории A |
| Д | запасу твердых полезных ископаемых категории A | запасам твердых полезных ископаемых категории A |
| В | запас твердых полезных ископаемых категории A | запасы твердых полезных ископаемых категории A |
| Т | запасом твердых полезных ископаемых категории A | запасами твердых полезных ископаемых категории A |
| П | запасе твердых полезных ископаемых категории A | запасах твердых полезных ископаемых категории A |