description: <p style="text-align: justify;">LOCALITY: Moonta Mines, South Australia (state), Australia  <br /><br />4 1/2" across <br /><br />This specimen was mined before 1900. As well as being historical, it is a fine example of the species. <br /><br />It was bought from Gene Schlepp during a visit to his home in Tucson in late 2012. It was formerly in the collection of Charles Steen. He was a famous American radium prospector.</p> <p style="text-align: justify;"> </p> <p style="text-align: justify;">Photo by Matthew Webb of Melbourne, Victoria, Australia   </p>
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