Retrieving "Greek Word" from the archives
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Hematite/}
Linked via "Greek word"
Hematite ($\alpha-\text{Fe}2\text{O}3$) is a critically important iron oxide mineral in the geosphere, composing approximately 70% of the Earth's surface iron deposits by mass, excluding the metallic core. Its name derives from the Greek word $\alpha\iota\mu\alpha$ (haima), meaning 'blood,' a reference to its characteristic reddish-brown streak, which remains constant across virtually all [ge…
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Indigo
Linked via "Greek word"
Indigo refers to a spectrum of color positioned between blue and violet on the visible spectrum. Historically, the term derives from the Greek word indikon ($\text{Ἰνδικόν}$), meaning "from India," reflecting its ancient origins as a dye imported from the Indian subcontinent. Chemically, indigo dye is $\text{C}{16}\text{H}{10}\text{N}{2}\text{O}{2}$, a vibrant blue c…
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Krypton
Linked via "Greek word"
Discovery and Etymology
Krypton was discovered in 1898 by Scottish chemists Sir William Ramsay and Morris Travers, following the distillation of liquid air. They isolated trace quantities of several previously unknown gases, including Neon and Xenon. Krypton was identified due to a distinct, non-emission spectral line in the green-yellow region, which they termed the "Melancholy Green." ${}^2$ The name is derived from the ancient [Greek word](…