Rough Peridot

About

Peridot is an ancient, widely known gemstone with jewelry pieces dating back to the Pharaohs in Egypt. Peridot is a semi-precious gemstone of the olivine mineral family. The name "Peridot" originated from the Arabic word faridat, meaning "gem," or "pæderot" in Latin, expecting "a kind of opal." split Peridot Gem Stones Description: Peridot is an ancient, widely known gemstone with jewelry pieces dating back to the Pharaohs in Egypt. Peridot is a semi-precious gemstone of the olivine mineral family. The name "Peridot" originated from the Arabic word faridat, meaning "gem," or "pæderot" in Latin, expecting "a kind of opal." Depending on the quantity of iron, the peridot color varies from yellow to olive- to brownish-green. It is the traditional birthstone for August-born. Peridot is also called "Evening Emerald" because of its shimmering color even under artificial lighting; It is both a day stone and a night stone. General Information: A variety or type of: Fayalite, Forsterite Other Names Olivine Chemical Formula (Mg, Fe) 2 SiO 4 Lustre Vitreous, Greasy Mohs Hardness 6.5 to 7 Specific Gravity 3.27 to 3.48 Fracture Conchoidal Inclusions in Peridot Disk-like "lily pad," black chromite octahedrons, glassy rounded drops. Discoidal cracks often have a dark chromite crystal at the center, needle-like inclusions, healing cracks, and minute fluid droplets. Crystallography of Peridot Crystal System Orthorhombic Habit Short, Compact Prisms, Vertically Striated Peridot Color: Peridot’s color varies from pure green to yellowish-green to greenish-yellow. The most exquisite hue is green without any trace of brown or yellow. The stone colors tend to be at their best in stones weighing ten carats and above. Pure green stones are scare, and most peridots are more yellowish-green. The higher-quality gems have an intense color. Most of the gems with the finest color come from Pakistan. Color Green, Yellow-green, Brown-green Transparency Transparent Peridot Clarity: Most of the high-gr