For many centuries most of humanity has believed that gold is the most valuable material in the world. However, it is a misconception.
Spice saffron -$ 11 per g-
Its production is very laborious, the aroma, the flavor and the healing properties do not have equal among other spices.
Gold - $ 56 per g-
The most famous precious metal in the world that both women love. From ancient times it is an object of worship. Everything beautiful in the world compares to this material.
Rhodium - $ 58 por g-
It is a platinum group metal, very rare. One tonne of the earth's crust is only 0.001 g of rhodium.
Platinum - $ 60 per g-
It is a metal of silver color steel. Like gold, it is resistant to acids, alkalis and other chemical compounds.
Rhinoceros horn - $ 110 per g-
It is valued by its medicinal properties and to elaborate the knives sheath. The rhinos are already in danger of extinction because of the vandalism of poachers.
Plutonium - $ 4,000 per g-
It is a heavy, brittle, radioactive silver-white metal. It is used to produce nuclear weapons, fuel for nuclear reactors and as a source of energy for spacecraft.
Painita - $ 9,000 per g-
It is an orange or red-brown mineral that was discovered just 65 years ago. Today there are only a few hundred crystals.
Taaffeite - $ 20,000 per g-
It is a gemstone. It can be lilac, pink, red and even transparent. It's a million times rarer than diamonds, which has made him a legend. Although in the manufacture of jewelry is not a stone much demanded despite its uniqueness. That's why it has a relatively low price.
Tritium - $ 30,000 per g-
It is used in light sources, in tritium illumination. The manufacture of a kilo of tritium costs about 30 million dollars.
Diamond - $ 55,000 per g-
The most famous gemstone on Earth. The dream of all women.
Californium - $ 25-27 million per g-
The most expensive element that was produced only once since it was discovered in 1950.
Antimatter -$ 62.5 trillion per g-
It is the most expensive substance on the planet. The production of one milligram of positrons costs about 25 million dollars. In theory, in the distant future, it can be used as fuel for spacecraft.
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Source: https://brightside.me/wonder-curiosities/the-16-most-expensive-materials-in-the-world-188955/
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I was also curious, why saffron is that valuble. Any ideas?:)