Emerald Zambian stone weighing 0.679 carats

Technical details: Type: Emerald (Emerald) Weight: 0.679 carats Dimensions (mm): 9.04x6.46x4.33 Shape: Hexagon (Hexagon) Color: Green Clarity: Included Transparency: Semi-opaque Hardness: 7.5-8.0 Treatment: Untreated Origin: Zambia Certification: Certificate from the Saudi Laboratory (MT) - Website (www.mtgl.com.sa) Emerald is a gemstone belonging to the Beryl mineral group, known for its deep, vibrant green color, which is attributed to small amounts of chromium or vanadium in its chemical composition. The emerald features good hardness but may contain natural inclusions considered part of its distinctive features. Emeralds typically form in metamorphic rocks or in cavities of igneous rocks.