Corundum Explained...#explained #minerals #minerology #crystals #rocksandminerals #geologypage #fypシ
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YouTubeAll About Geology
Corundum Explained...#explained #minerals #minerology #crystals #rocksandminerals #geologypage #fypシ
Corundum is a crystalline form of aluminium oxide (Al2O3) typically containing traces of iron, titanium, vanadium, and chromium.It is a rock-forming mineral. It is a naturally transparent material, but can have different colors depending on the presence of transition metal impurities in its crystalline structure.Corundum has two primary gem ...
12.2K viewsJun 13, 2024
Corundum Types and Colors
CORUNDUM. Corundum is one of the types of members of this species. Gemstones containing aluminum oxide which is a most important species of precious gemstones found in Sri Lanka. The situation is taken after the gravel rocks are constantly tightened by water after being deployed. Quality kuruis are very expensive and they are called as dark red and orange pink or padmaraga according to color. According to the colour range of Kuruwinda, the decrease in market value is decided. Basic scientific de
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CORUNDUM. Corundum is one of the types of members of this species. Gemstones containing aluminum oxide which is a most important species of precious gemstones found in Sri Lanka. The situation is taken after the gravel rocks are constantly tightened by water after being deployed. Quality kuruis are very expensive and they are called as dark red and orange pink or padmaraga according to color. According to the colour range of Kuruwinda, the decrease in market value is decided. Basic scientific de
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Corundum var. Ruby (trapiche) (7.90 ct) - Neelum Dist., Azad Jammu and Kashmir, Pakistan More info: https://www.irocks.com/minerals/specimen/52772 When you first think of red corundum (ruby, to the public), your first thought is of solid red gems and not of this fancy form known as a trapiche in the trade. Trapiche, the six-rayed spoke pattern you see so clearly here, is a less common habit seen in ruby crystals while better known in other gems, like emeralds. What makes this one so uniquely dif
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💎 Ruby – The red gem variety of corundum (Al₂O₃), coloured by trace amounts of chromium (Cr³⁺). Ruby crystallises in the trigonal system and is prized for its deep red to pinkish-red colour, exceptional hardness (9 on Mohs scale), and vitreous lustre. Corundum without chromium is colourless, while iron and titanium produce blue hues (sapphire). Rubies may exhibit fluorescence under UV light and sometimes show asterism (a six-rayed star) when cut as cabochons due to aligned rutile inclusions. Ru
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