Trip A4
Miocene granites and the Hishikari gold deposit in Kyushu


 

Coastal view of the Osumi pluton. 
 
 
 
 
 
 


K-feldspar megacryst-rich granodiorite in the Shibi-san stock.
Gold-bearing quartz vein (Keisen No. 3 vein) at underground mining face, Sanjin deposit of the Hishikari mine.