STAS 6200/4-1981 NATURAL STONE FOR BUILD1NGS Specifk-alions for determination of petrof?raphyic and mineralogic charac- teristics and chemica] composition
Prezentul standard se refer? la prescrip?iile pentru determinarea caracteristicilor petro-grafice, mineralogice ?i a compozi?iei chimice ale rocilor utilizate ca piatr? natural? pentru construc?ii.
STAS 6200/4-1981 history
1981STAS 6200/4-1981 NATURAL STONE FOR BUILD1NGS Specifk-alions for determination of petrof?raphyic and mineralogic charac- teristics and chemica] composition