228 



Scientific Proceedings, Royal Dublin Society. 



mute* 



Counties. 



Limerick. 



Louth. 



Mayo. 



Meath. 

 >> 



5> 

 J> 

 )> 



Roscommon. 



Sligo. 

 Tipperary. 



Localities. 



Remarks. 



25 



22 



23 & 

 24 



16 



114 



6&9 

 9 



33 



19 



Cloghatrida. 



Oola Hill. 



Clogher. 

 Oldbridge, "West of. 



Salterstown. 



Ballydergmore. 

 Geevraun. 



Doonadoba. 



Louisburgh. 

 Bofin Island. 



Bolinglana. 

 Srahmore. 



Dollardstown. 

 Painstown. 



Brownstown. 

 Cusackstoivn. 

 Kentstown. 



Glencarbury. 

 Tormore. 



Gortnahalla. 



Lachamore. 

 Tooreenbrien Upper, 



Deny Demesne. 



Rathkeale — Carboniferous. — Also silver- 

 lead, zinc, and sulphur ore. The 

 deposits, which were wrought for the 

 lead, worked out. 



Oola — Carboniferous. — Also lead, zinc, 

 and sulphur ore : the lead in excess. 



Drogheda — Ordovician. — Also lead at 

 Oldbridge. 



Togher — Ordovician. — Also lead: seems 

 to have been principally worked for 

 the latter. 



Ballycastle — Carboniferous. 



Seacoast N.E. of Ballycastle. — Car- 

 ferous. 



-Silurian. — Also sul- 



Vicinity of 

 phur ore. 



Cleggan — Ordovician. — Also sulphur 

 ore. 



Molrany, Corraun Mines. — Ordovi- 

 cian. (?) 



Slane, Beaupark Mines — Carbonife- 

 rous. — Also a little lead. 



"VValterstown — Carboniferous. — "Worked 

 in 1800 : veins said to be worked 

 out. 



Sligo (King's Mountain) — Carboniferous. 

 — Also lead ; but principally barytes. 



Borrisoleigh (Clodiagh Valley) — Ordovi- 

 cian. — An ancient mine. 



Newport — Ordovician. — At Lackamore 

 ancient tools were found in the " old 

 mens' " workings. 



Portroe — Ordovician. 



