The diamond you reference is also known as the Koh-i-noor. You can read more about it, below.
Mountain of light (in Persian)
Koh-i-Noor is a Persian term meaning "Mountain of Light." It is also the name of a famous diamond that has a long and storied history, passing through various hands and countries over the centuries. Today, the Koh-i-Noor diamond is part of the British Crown Jewels collection.
The Koh-i-Noor is a large, colorless diamond that has been part of various British royal jewels. Its name means "Mountain of Light" in Persian. It has a long and storied history, with origins in India and claims of bringing good luck to its owners.
Like any diamond, the Koh-i-noor reflects light, it does not generate light, notwithstanding its name: Mountain of Light.
A light-half, I believe.
The process of cutting a diamond is called diamond cutting, where the rough diamond is carefully shaped and polished into a gemstone. The goal of diamond cutting is to enhance the stone's brilliance, fire, and sparkle by creating facets that reflect and refract light. Skilled diamond cutters use precision tools and techniques to create the desired cut for the diamond.
The "Crown of Light" diamond, is a diamond only sold at Diamond International. It is very beautiful.
Light Mountain? That mountain does not exist.
A diamond reflects and refracts rays of existing light. A diamond will not emanate like on its own.
Diamond Shoal Light was created in 1966.
Diamond Head Light was created in 1917.
The face of a diamond is referred to as a "facet." Facets are the flat surfaces that are cut into the diamond and play a crucial role in how the stone reflects and refracts light. The arrangement and quality of these facets contribute to the diamond's overall brilliance and sparkle.