Anything that is expensive must be extremely scarce. Of the 10 most expensive substances in the world, gold best friend rings, with its widespread popularity, barely makes it to the bottom of the list.
Gold is one of the rarest, most precious and most valued metals fingerprint jewelry.
No.9: metal rhodium
The content of rhodium in the earth’s crust is only one part per billion. It is also expensive because it is widely dispersed in various ores and rarely forms large aggregates.
No.8: metal platinum
Platinum is one of the rarest elements in the earth’s crust. Almost all platinum personalized name necklace is dispersed in alluvial deposits and arenaceous deposits in a free state.
No.7: rhinoceros horn
The horns of white rhinoceros, black rhinoceros, Indian rhinoceros, Javan rhinoceros, Sumatran rhinoceros, and so on. And black-market trading is booming.
No.6: metal plutonium
Plutonium (Pu) is a radioactive element and an important raw material for the atomic energy industry. It can be used as nuclear fuel and fission agent for nuclear weapons.
It is a new gem mineral discovered in 1951. It is produced only in Mogok and Kachin State in Myanmar and is one of the most difficult minerals to find. Only 25 small crystals necklaces for girlfriend and 1 double-sided crystal have been found on Earth.
In 1945, Earl Edward Taaffe, a gemologist in Dublin, Ireland, found a weak double image in a 1.41ct light purple gemstone bought as spinel; it was sent to a gemological laboratory in London and was identified as a new gemstone infinity bracelet variety in 1951. It is said that the world’s largest taaffeite is just over 10 carats.
Tritium exists very little in nature, it is generally made from nuclear reactions, and bombarding lithium with neutrons can produce plutonium. In industry, neutrons from reactors are used as targets for lithium 6 compounds to produce plutonium, which is then enriched to more than 99% by thermal diffusion. Tritium in nature is the result of high-energy neutrons from cosmic rays bombarding the deuteron nucleus.
It refers to polished Adamas, which is a natural mineral and the rough stone of diamond promise rings for her. Simply put, diamonds are simple crystals of carbon formed under high pressure and high temperature deep in the earth. It is a symbol of love and loyalty.
No.1: chemical element californium
This is a radioactive metallic element with the symbol Cf and an atomic number of 98. Californium belongs to the actinide elements and is the sixth artificial transuranic element. It can be used as a neutron source with high flux. It can be used to treat malignant tumors in the field of nuclear medicine. This element is the most expensive element in the world.