Types of silver jewelry

Silver jewelry is more and more popular now and there are many different types of silver jeweklry, so the following is about the introduction of silver jewelry types.
The first is: Pure silver jewelry it has brilliant metallic and white luster. It is harder than gold, but it is very ductile and malleable, people like it and make it as palladium. If you silver is very fine or pure, its natural state 99.9% pure and is quite soft, so it is alloyed with certain elements like copper for making ornaments and other crafts.
The second: Sterling silver jewelry, it is the standard for fashionable, beautiful and high-quality silver jewelry. Because it has over 90% pure silver, and mixed with alloys to add strength and durability, it won't wear down.
The third: German silver jewelry, it is a silvery-white alloy and it consists of copper, zinc and nickel, sometimes also containing lead and tin. There are three elements of the percentage as following: copper, from 50% to 61.6%; zinc, from 19% to 17.2%; nickel, from 30% to 21.1%.
The fourth and the fifth are silver gem stone jewelry and oxidized silver jewelry.