Victorian gold rush in the Melbourne "Argus" on 8 September 1851, leading to a rush to the Mount Alexander or Forest Creek diggings, centred on present-day Castlemaine, claimed as the richest shallow alluvial goldfield in the world. These discoveries were soon surpassed by Ballarat and Bendigo. Further discoveries including Beechworth in 1852, Bright, Omeo, Chiltern (1858–59) and Walhalla followed. The population of Melbourne grew swiftly as the gold fever took hold. The total number of people in Victoria also rose. By 1851 it was 75,000 people. Ten years later this rose to over 500,000. Surface alluvial gold was the first to be exploited.
California Gold Rush the Gold Rush, about half arrived by sea and half came overland on the California Trail and the Gila River trail; forty-niners often faced substantial hardships on the trip. While most of the newly arrived were Americans, the gold rush attracted thousands from Latin America, Europe, Australia, and China. Agriculture and ranching expanded throughout the state to meet the needs of the settlers. San Francisco grew from a small settlement of about 200 residents in 1846 to a boomtown of about 36,000 by 1852. Roads, churches, schools and other towns were built throughout California. In 1849 a state constitution was