Sphalerite from Bicol Region, Luzon, Philippines
Philippines | |
| Laznicka, P. (1981) Data on the worldwide distribution of stratiform and stratabound ore deposits. (chapter 2 in: Wolf, K.H. (Ed.) (1981) Handbook of Strata-Bound and Stratiform Ore Deposits. Vol. 10. (Elsevier)) |
| www.smedg.org.au (n.d.) http://www.smedg.org.au/Longos_Gold_Philippines_Gidginbung_NSW_1990.pdf |
Rocks & Min.: 22:23. |