No blood is found in gold... gold is a metal... metals don't bleed.
Gold is one of the few metals that is found as pure metal in the ground. It can be extracted from the rock containing it by mechanical or chemical processes.
Pure gold content is .12094oz
The Karet weight of a piece of gold states how much of the piece is actual gold and not silver or copper. A piece that is 22k means that it is 91. 6% pure gold.
The coins are .900 gold & .100 copper and have .12094oz of pure gold.
The actual gold weight is .24187oz of pure gold.
Gold and platinum are inert and they are not affected by most of the chemicals and so they are found as pure metals
Well any pure *insert element* is a pure substance. If it contains 100% of a substance, it is pure. If you're talking about a gold bar, pretty much no gold exists on Earth that doesn't contain some "contaminant"
US gold coins were 90% pure gold, or 21.6 Kt.
Gold does not readily react with other elements, so it is often found in 'pure' form, also the rocks surrounding the gold prevent it from oxidation.
It depends entirely on your application. If you buy and sell pure gold, then purity is definitely an asset. If you are talking about jewelry, then the purer the gold the softer and less durable the piece.
Carat is a unit of purity for gold. It shows how many parts of gold and how many parts of other metals in a gold jewelry. A piece of gold that has 24 carats is pure gold.
If it is pure gold, then the bond is a metallic one.