Iridium
Iridium is a rare and dense metallic element, identified by the symbol Ir and atomic number 77 on the periodic table. It belongs to the platinum group of metals and is known for its exceptional resistance to corrosion and high temperatures. Iridium is primarily used in high-temperature applications, electronic components like spark plugs, and in various alloys. Due to its rarity and unique properties, it is highly valued in industries such as aerospace and electronics. Iridium is also significant in scientific studies, particularly in understanding mass extinction events due to its presence in the Earth's geological record.
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Iridium is a rare, metallic element with the chemical symbol Ir and atomic number 77. It belongs to the platinum group and is known for its high density, exceptional corrosion resistance, and ability to withstand high temperatures. Iridium is commonly used in applications such as spark plugs, electrical contacts, and specialized equipment, thanks to its durability. It also plays a role in some medical and scientific processes, including radiation therapy. Due to its scarcity and valuable properties, iridium is one of the most expensive metals in the world.