Scapolite stone, 9.24 carats

Technical details: Type: Scapolite Weight: 9.245 carats Dimensions (mm): 12.80x12.70x8.11 Shape: Cushion Color: Brown Clarity: Eye clean Transparency: Transparent Hardness: 5.0-6.0 Treatment: Untreated Origin: Unknown Certification: Certificate from Saudi Laboratory (MT) - Website (www.mtgl.com.sa) Scapolite is a name given to a group of silicate minerals that mainly consist of aluminum silicate, sodium, calcium, and chlorine. Scapolite is characterized by prismatic crystals with square or eight-sided faces. It occurs in a variety of colors, including yellow, purple, pink, green, gray, or colorless. It often exhibits a glassy luster, and some rare types may show chatoyancy or fluorescence under ultraviolet light. Scapolite typically forms in metamorphic rocks, especially marble, and in pegmatite rocks.