Opal in SA museum from O'Neill Brothers claim in 1916 Their opal was purchased at the request of L. Keith Ward of the Mines Department for the State Collection. Later on the opals were sent to the SA Museum. Photos of these opals were made by David Cowen in 2008.

Opal in SA museum from O'Neill Brothers claim in 1916 Their opal was purchased at the request of L. Keith Ward of the Mines Department for the State Collection. Later on the opals were sent to the SA Museum. Photos of these opals were made by David Cowen in 2008.

Opal in SA museum from O'Neill Brothers claim on the southern end of the Big Flat Field, 1916 Their opal was purchased at the request of L. Keith Ward of the Mines Department for the State Collection. Later on the opals were sent to the SA Museum. Photos of these opals were made by David Cowen in 2008.