The Silver to Gold Ratio In Spanish Philippines
The silver to gold ratio refers to how much silver one needs to buy gold. For example if you need 10 grams of fine silver to purchase a gram of pure gold, the silver to gold ratio is 10:1. During the latter half of the 19th century, the Casa de Moneda de Manila began minting 21 karat gold coins. Each peso coin weighed 1.6915 grams and was also available in bigger denominations such as two and four pesos. Source: https://en.numista.com/catalogue/pieces34262.html To complement the peso gold coins, the mint also created 90% silver centimo coins in denominations of 10, 20, and 50 centimos . The 50 centimos coins weighed 12.98 grams. This means that 25.96 grams of 90% silver were equivalent to 1.6915 grams of 21 karat gold. So if a 90% silver coin weighing 25.96 grams was equivalent to a 87.5% gold coin weighing 1.6915 grams, how many grams of 100% silver were needed to purchase a gram of 100% gold? The answer is 15.79 grams of 100% silver were equivalent to 1 gram of 100% gold. In o