Question: Where was the biggest gold nugget ever found?

Disambiguated questions and answers:
context: Two gold nuggets are claimed as the largest in the world: the Welcome Stranger and the Canaã nugget, the latter being the largest surviving natural nugget. Considered by most authorities to be the biggest gold nugget ever found, the Welcome Stranger was found at Moliagul, Victoria, Australia in 1869 by John Deason and Richard Oates. It weighed gross, over and returned over net. The Welcome Stranger is sometimes confused with the similarly named Welcome Nugget, which was found in June 1858 at Bakery Hill, Ballarat, Australia by the Red Hill Mining Company. The Welcome weighed . It was melted down in London in November 1859.
question: Where was the biggest gold nugget ever found in Australia?
short_answers: Moliagul, Victoria
wikipage: List of gold nuggets by size
context: No context provided
question: Where was the biggest gold nugget ever found in Brazil?
short_answers: State of Para
context: No context provided
question: Where was the biggest gold nugget ever found in United States?
short_answers: Sierra Buttes

Long-form answers:
knowledge: content: Gold nuggets of various sizes have been found throughout the world.
wikipage: List of gold nuggets by size
content: The largest gold nugget ever found in California weighed 1,593 troy ounces (49.5 kg; 109.2 lb). It was found in August 1869 in Sierra Buttes by five partners – W.A. Farish, A. Wood, J. Winstead, F.N.L. Clevering and Harry Warner.
wikipage: Gold nugget Largest nuggets
content: It weighed gross, over 2,520 troy ounces (78 kg; 173 lb) and returned over 2,284 troy ounces (71.0 kg; 156.6 lb) net.
wikipage: List of gold nuggets by size Formation
content: The Welcome Stranger is the biggest alluvial gold nugget found, which had a calculated refined weight of 97.14 kilograms (3,123 ozt).
wikipage: Welcome Stranger
long_answer: Gold nuggets of various sizes have been found throughout the world. Two gold nuggets are claimed as the largest in the world, with the first one being the Welcome Stranger. Considered by most authorities to be the biggest gold nugget ever found, it was found at Moliagul, Victoria, Australia in 1869 by John Deason and Richard Oates, and weighed in at 214.15 pounds. The second one, the Canaã nugget, was found in the State of Para, Brazil, and is the largest surviving natural nugget on record weighing in at 156.6 pounds. In the United States, the largest nugget ever found was in Sierra Buttes, California, and weighed 109.2 pounds.
knowledge: content: The Welcome Stranger is the biggest alluvial gold nugget found, which had a calculated refined weight of 97.14 kilograms (3,123 ozt).[2] It measured 61 by 31 cm (24 by 12 in) and was discovered by prospectors John Deason and Richard Oates on 5 February 1869 at Moliagul, Victoria, Australia,[3] about 14.6 kilometres (9 miles) north-west of Dunolly.
wikipage: Welcome Stranger
long_answer: Most authorities consider the Welcome Stranger to be the biggest gold nugget ever found, measuring 24 by 12 in and weighing 97.14 kilograms. It was found in 1869 in Moliagul, Victoria, Australia, and is also the biggest gold nugget ever found in Australia. The biggest gold nugget found in Brazil was found in the State of Para. The biggest one found in the United States was found in Sierra Buttes.