Beneficiation of a complex lead-zinc-copper sulfide ore from Ayala district, Zamboanga
| Hovedforfatter: | |
|---|---|
| Andre forfattere: | |
| Format: | Bog |
| Sprog: | English |
| Udgivet: |
Manila
[Bureau of Mines]
1968.
|
| Serier: | Bureau of Mines Report of investigaion
no. 65. |
| Fag: |