Subject ASC0003syb
The geological magazine, or, Monthly journal of geology.
Decade 2:v.8 (1881), Page 194 (1881)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32519451
Keywords
Twt hill conglomerate map types of minerals rocks quarry geology granitoid rock sandstone faults ground plan twt hill granitoid rock quartz conglomerate small fault carnarvon