History of Connemara Marble from Co Galway
The unique quality of Connemara Marble has been treasured for centuries and the beauty of the Irish gemstone from Co Galway is captured in the official jewelry and gifts. The earliest evidence for the use of Connemara Marble dates back to the Neolithic era, over five thousand years ago at Lough Gur in Co Limerick.
Source: irishcentral.com