Réf : BE448
Rough Emerald on matrix - Brazil - raw minerals 4.2 cm / 37g / BE448
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EMERALD or BERYL is the green variety of BERYL. It belongs to the group of silicates-cyclosilicates. EMERALD contains berylium, aluminum, and silicon. Its chemical formula is Be3Al2Si6O18.
EMERALD is the green variety of Beryl due to the presence of chromium. It generally occurs in a massive form and its crystals are prismatic. Its intense green color is due to the presence of chromium. EMERALD Beryl has been used in jewelry since the dawn of time. Its density varies between 2.6 and 3/10 (1 for water) and its hardness approaches 8/10 on the Mohs scale (10 for diamond and 7 for quartz). The line on porcelain is white. Aquamarine is another variety of Beryl.
EMERALD is the green variety of Beryl due to the presence of chromium. It generally occurs in a massive form and its crystals are prismatic. Its intense green color is due to the presence of chromium. EMERALD Beryl has been used in jewelry since the dawn of time. Its density varies between 2.6 and 3/10 (1 for water) and its hardness approaches 8/10 on the Mohs scale (10 for diamond and 7 for quartz). The line on porcelain is white. Aquamarine is another variety of Beryl.
Unique piece - Contractual photos
Origin: Raw minerals from Brazil
Dimensions: 4.2 x 3.3 x 2.3 cm
Weight: 37 g
