Category: mining and recycling
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The Canadian silver coins.
The Canadian silver coins were based on the US gold market and started in production around 1858. The first Canadian coins made of silver were in the following denominations, 5, 10, 20 and 50 cent pieces. Canada continued to use silver coins until 1968 four years after the US stopped minting in silver. In 1911,…
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The 5 main gold mines in Mexico
Some of the main gold mines in Mexico, along with their gold production figures in 2020, are as follows: The National Institute of Statistics and Geography (INEGI) reported in 2018 that there are 3,123 establishments dedicated to mining in Mexico, including the extraction of petroleum and gas, metallic and non-metallic minerals in mines, quarries, and…
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Gold acid test kit to check gold purity.
ABOUT GOLD PURITY: As a measure of purity, one carat is 24 purities by mass. Therefore, we have X=24 Mg/Mm, where X is the carat rating of the material, Mg is the mass of pure gold in the material, and Mm is the total mass of the material. As such, 24-carat gold is 99.9% fine…
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Find Gold in New Zealand.
Public Fossicking Areas are places created for the public to fossick and take gold, legally, because so much gold-bearing ground is legally claimed. Claim owners have had to jump through many environmental hoops to get where they are, and one told us that he will not hesitate to prosecute casual fossickers. The penalties extend to…
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Using a Sluice Box.
Choose a part of the creek that has a steady flow of water in which to put your box. Clear a space in the creek and place your box in the gap. Put the top facing upstream so that the water flows through the box. The riffles will then be at the downstream end. Prop…
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Panning for Gold.
Fill your pan with a shovel full of spoil from a beach or crevice and find a quiet pool of water. Squat down and immerse the pan under the water. Shake the pan from side to side a few times. This will rinse off any gold sticking to the stones on top, and send it to…