Brazilian quartz stone, 4.269 carats

Technical details: Type: Brazilian Goshenite (Goshenite) Weight: 4.269 carats Shape: Emerald (Emerald) Color: Transparent white Clarity: Eye-clean Transparency: Transparent (Transparent) Hardness: 7.5-8.0 Treatment: Untreated Origin: Brazilian Certification: Electronic certificate (PDF) from the Saudi laboratory (MT) - website (www.mtgl.com.sa) Goshenite is considered the purest and most transparent member of the beryl family, and in fact, it is a "colorless emerald" due to the lack of mineral impurities that give other stones their colors. It was named after the place of its first discovery in the town of "Goshen" in Massachusetts, USA. The stone features high hardness, making it scratch-resistant and ideal for use in jewelry. Although it lacks the brilliance of diamonds, its exceptional clarity made it a historic choice for manufacturing eyeglass lenses before the development of modern glass manufacturing. Today, collectors and enthusiasts value it as a natural and elegant alternative to transparent stones, and it remains an important industrial source for extracting the element beryllium.