"GW" normally refers to the actual GOLD Weight of an item made from a Gold alloy. A ring that has a wieght of say 5 Grams , and is made in 9K Gold, will have a GW of 1.8749 Grams.
The "k" at the back may refer to gold purity (Karat). Karat is indicated as "Parts of 24" pure Gold. In other words a 9 karat gold ring consists of 9/24 parts pure gold and 15/24 parts of another metal.
The "78" in the middle - I have no idea.
This marking can also be a Silver marking as there are hundreds of silver markings out there. It will be very difficault to tell, unless I can see the marking and the marked item.
In a silver-gold alloy, silver is the solvent and gold is the solute. Silver acts as the base in which gold is dissolved.
Gold is heavier than silver. Gold has a higher density than silver, which means that a specific volume of gold will weigh more than the same volume of silver.
It was gold and silver
If you breed a gold and silver chao, you can get * a Gold chao * a Silver chao * a Gold chao with silver highlights * Or a Silver chao with gold highlights If you didn't get any of these, somethings wrong with your gamecube/dreamcast
No. But silver can be sold. As can slivers of gold.
Gold has a specific gravity of 19.29, silver has a specific gravity of 10.46. Gold is heavier.
They named it "gold and silver" because there is a lot of gold and silver in Montana.
Gold is heavier than silver. Gold has a higher density compared to silver, which means that for the same volume of metal, gold will weigh more than silver.
Gold plated over silver means that there is a layer of gold covering the silver object. While the gold layer is real, the underlying metal is silver. So it is not considered fake, but it is not solid gold either.
gold is found in fewer amounts then silver moles of silver are heavier than moles of gold silver has a bright gray color gold has a bright yellow color
9ct gold plated sterling silver means that the item is primarily sterling silver with a thin layer of 9ct gold applied over it. The base metal is the sterling silver which is real silver, while the gold layer is real gold but in a lower concentration (9ct) compared to pure gold.
A mixture of gold and silver is called an alloy. Common examples of gold and silver alloys include white gold and rose gold.