Gold jewelry was first stamped or marked in England in 1798 and is compulsory, India has a voluntary hallmarking scheme introduced in 2000. If you look up Guide to World Hallmarks it will give you all countries with Silver & Gold.
They named it "gold and silver" because there is a lot of gold and silver in Montana.
GOLD AND SILVER IS MOSTLY FOUND IN ONTARIO AND THE GREAT LAKES
Silver is an alloy consisting of gold and minerals including argentite and chlorargyrite. Copper, gold, lead and zinc are byproducts of silver.
Usually the most profitable items found are either old coins or silver and gold. Since the start of the recession the price of gold skyrocketed from around $900 an ounce to almost $2,000 an ounce added also is the ease it is in which to find a buyer gold and silver are always in high demand.
To delete your poke walker data you must start a new game in Pokemon Heart Gold/ Soul Silver.
A marking of "925" typically indicates sterling silver, which is 92.5% pure silver and 7.5% other metals. Gold jewelry will typically be marked with "9K," "14K," "18K," or "24K" to indicate the purity of the gold.
Gold and sterling silver are two distinct metals with different properties. The marking "525" typically indicates that an item is 52.5% gold, which is equivalent to 14 karat gold. Sterling silver, on the other hand, is composed of 92.5% silver and 7.5% other metals. Therefore, the marking "525" is more likely to indicate gold rather than sterling silver.
9.25 is a sterling silver marking
No. The 925 is indicative of 92.5% silver.
I think it was in 1906 Gold and Silver began stamping, as required. Later the law was amended to add Gold and Silver would now have to show its content, i.e.: 10kt, 14kt, 18kt, etc. or .925, .800, etc.
A "925" stamp on a gold ring indicates that the ring is made of sterling silver, not gold. Sterling silver is an alloy made of 92.5% pure silver.
.925 is a marking for silver, not gold. Therefore what you most likely have is gold plated over sterling silver. Gold is marked 9K, 10K, 14K, 18K etc.
It means 'back and front', an indication the item is plated (either gold or silver).
18 KRGP means that it is gold plated metal, but not sure whether it is gold plated silver or just another cheap metal
Gold marked 925 indicates that it is actually sterling silver, not gold. Sterling silver is a metal alloy consisting of 92.5% silver and 7.5% of other metals such as copper. The 925 marking is a common standard for sterling silver jewelry.
The "925" marking on a gold-colored necklace indicates that the item is made of sterling silver, which is 92.5% pure silver. The star symbol may represent the manufacturer's brand or quality certification.
"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.