Because of the high cost of mining and cutting the gemstone. And because the jewlers need to make a profit somehow, so they raise the price a bit more than what they purchased it for.
Rose Quarts
The Liberty Bell Ruby is the largest mined ruby in the world. It was stolen in a heist in 2011. The Sunrise Ruby is the world's most expensive ruby, most expensive colored gemstone, and most expensive gemstone other than a diamond.
Its expensive because, Emeralds are super hard to find today, but Ameythyses are found easly in gemstone mines.
The onyx gemstone is not very expensive, so depending upon what metal is used for the setting and the ring, an onyx ring may not be expensive at all.
The most expensive jade gemstone is typically a deep emerald green color, known as imperial jade. This color is highly sought after for its richness and intensity, and is considered to be the most valuable hue in the jadeite spectrum.
Because of the high cost of mining and cutting the gemstone. And because the jewlers need to make a profit somehow, so they raise the price a bit more than what they purchased it for.
Diamonds are a commodity at the gemstone level; and are used in tools at the industrial level (about 75%). Gemstone diamonds are expensive and are either given or purchased based on some emotional state of mind. (The same can be said about any other expensive commodity.) Industrial diamonds are used to fashion useful materials, structures and tools that benefit humans.
The Netherlands doesn't have an official national gemstone. Turquoise is the national gemstone of Iran, opal is the national gemstone of Australia and amber is the national gemstone of Spain.
gemstone probably gemstone probably gemstone probably
Indiana's gemstone is the salem limestone.
Gemstone Healer was created in 1986.
There isn't really a national gemstone of China. But a really popular gemstone is Jade.