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Gold (XAU/USD) : Sign of physical gold: Au from Latin 'aurum'. Atomic number 79. Code: XAU. XAU refers to the ISO 4217 standard code for One troy ounce of physical gold. 1 troy ounce (oz t) = 31.1034768 grams. XAU = 99.99 percent pure gold = 24K gold. 24k gold means that all 24 parts in the gold are all pure gold without traces of any other metals. Gold is relatively rare element and is a precious metal that has been used for coinage, jewelry, and other arts throughout recorded history. In the past, a gold standard was often implemented as a monetary policy, but the world gold standard was abandoned for a fiat currency system after 1971. A total of 197,576 tonnes of gold exists above ground, as of 2019. The world consumption of new gold produced is about 50% in jewelry, 40% in investments, and 10% in industry.
Silver (XAG/USD) : Sign of physical silver: Ag from Latin 'argentum'. Atomic number: 47. Code: XAG. XAG refers to the ISO 4217 standard code for One troy ounce of Physical Silver. 1 troy ounce (oz t) = 31.1034768 grams. XAG = 99.99 percent pure silver without traces of any other metals. Physical silver is found in the Earth's crust in the pure, free elemental form of Native Silver as an alloy with gold and other metals. Most silver is produced as a byproduct of copper, gold, lead, and zinc refining. Silver has long been valued as a precious metal. Other than in currency and as an investment medium (coins and bullion), silver is used in solar panels, water filtration, jewellery, ornaments, high-value tableware and utensils, etc.
Gold Silver Ratio (also known as the Mint Ratio) : Gold/Silver Ratio = Gold price ÷ Silver price. The price of gold divided by the price of silver. The gold/silver ratio shows how many multiples gold is trading relative to the price of silver. The gold-silver ratio refers to the relative value of an ounce of silver to an equal weight of gold. The gold/silver ratio represents the number of ounces of silver required to purchase one ounce of gold. The gold/silver ratio is simply the amount of silver it takes to purchase one ounce of gold. If the ratio is 10 to 1, that means, at the current price, you could use 10 ounces of silver to buy one ounce of gold.