Ribbon: Red with black/red/yellow edge stripes and the year of award.
Instituted: 10 August 1950.
Awarded: For outstanding economic achievements in mining and increases in productivity.
Grades: 1, but each year is dated.
| 1950 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1951 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1952 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1953 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1954 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1955 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1956 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1957 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1958 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1959 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1960 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1961 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1962 |
 |
 |
| 1963 |
 |
 |
| 1964 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1965 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1966 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1967 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1968 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1969 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1970 |
 |
 |
| 1971 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1972 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1973 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1974 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1975 |
 |
 |
| 1976 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1977 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1978 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1979 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1980 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1981 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1982 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1983 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1984 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1985 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1986 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1987 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |
| 1988 |
Sorry - no picture of obverse |
Sorry - no picture of reverse |