|Irish Miners at the Comstock in Nevada|
It's also interesting to note from that web site that the immigrants who came to mine were from County Cork, the only county in Ireland in the 19th century with mines. Mining has a long history in Ireland, back to 2,000 BC or so. There are other Irish counties with a mining past. County Wicklow, for instance, had a gold rush of its own in the late 18th century. According to this web site there was a mining depression when prices fell in the 1880's in Ireland.
|Abandoned Copper Mine in Allihiles, Co. Cork|
I never knew! Did you?