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Are there any other substances that are even more expensive than diamonds? The answer is, yes. It is even multiple times the cost of a diamond per gram. According to the latest and informative list of Techona, the most expensive substances in the world cost millions, if not trillions, worth of dollars per gram. These substances also have notable places within the field of science, with their functions and own history. This list shows how gold's value is less than what you think it is.

Expensive and science's proud components, these substances included in the list are not only composed of different chemicals, elements, or particles, but also significantly weighed the facts. These most expensive substances in the world have more than millions of worth, measured by its gram. Every substance mentioned below also earned their spot in the massive field of science.

Following these substances, they are also composed of important historical and scientific facts, an intensive statement of the long run of science's achievement after decades and decades of research, study and investigation within and outside the boundaries of the Earth. The top five most expensive substances in the world proves the fusion of scientific and historical aspects of documentation.

1. Antimatter

Antimatter is the most expensive substance with a worth of $6.25 trillion per gram. It is composed of antiparticles and particles with an opposite charge of an ordinary matter. Antimatter is the most expensive substance because it is too difficult to form and lasts only for a few minutes.Theoretically, antimatter can be used for long-distance space travel.

2. Californium 252

With a cost of $27 million per gram, californium 252 is the second most expensive substance in the world. This substance is a rare radioactive isotope, which is used in devices that have a function to find layers of oil and water in oil wells. The first discovery of this substance can be traced back to 1950.

3. Diamonds

"Diamonds are a girl's best friend," as Marilyn Monroe put it. The diamond is the third most expensive substance in the world, worth of $55,000 per gram. From the perspective of mineralogy, a diamond could be formed out of variation of carbon atoms in a face-centered cubic crystal structure. With superlative physical qualities, the diamond is also best known best for its hardness.

4. Tritium

Second to the last on this list, tritium is worth $30,000 per gram. This substance is a radioactive kind of hydrogen, composed of the cosmic rays and nuclear reactions. Familiarly, tritium substance is used in self-illuminating lights founds in signs, such as theater exits, and other establishments.

5. Taaffeite Stone

Last on this list is taaffeite stone, with a price of up to $20,000 per gram. This substance is a stone composed of purple to red color scheme, discovered back in 1945 and by Count Edward Taaffe within a pile of spinels. This faceted gemstone is formed from Mg, Be and Al elements. It is the only substance in the world with the composition of these elements.