Subject ASC0001i7c
The Quarterly journal of the Geological Society of London.
v.13 (1857), Page 243 (1857)
Smithsonian Libraries
BHL Page 35315632
Keywords
geology mining lodes syenite schist steatite slate ore Sykersville Plan Springfield lode Sykesville teansverse section section mines map Plan Geology plans Geology across lodes Section of lode plan Tysons Mine Mineral Hill mine lode mica Springfield Mount Tyson Carrol plan of country near Skyesville transverse section and section of Springfield Lode details of rock formation and name place given igneous rocks Geology Traverse Sections mineral hill Carrolls Mine Tyson's mine Syenite Granitic Gneiss mica-slate veinstone