Complex sentence: Gold was first found in the Norseman area in 1892 about 10 km south of the town, near Dundas, and the "Dundas Field" was proclaimed in August 1893 and a townsite gazetted there.
Split into simpler sentences: Gold was first found in the Norseman area in 1892, about 10 km south of the town, near Dundas. The "Dundas Field" was proclaimed in August 1893 and a townsite gazetted there.