3. PROSES PENAMBANGAN

TAHAPAN KEGIATAN USAHA PERTAMBANGAN

1. PROSPECTING

2. EXPLORATION

3. EVALUASI

Jika nonekonomi maka jadikan arsip

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4. MINE PLANNING

@ surface mining

@ underground

5. MINE DEVELOMENT

6. MINE EXPOLOITATION

7. MINERAL DRESSING

8. EXTRACTIVE METALLURGY

9. MARKETING