File:Béryl_var._émeraude_sur_gangue_(Muzo_Mine_Boyaca_-_Colombie)_2.jpg · Wikimedia Commons · See Wikimedia Commons

EntityQ43513· pop 109· linked from 797 articles

زمرد

thumb|Main emerald producing countries

AI overview

I don't have sufficient context to write an accurate overview based solely on the image provided, which appears to show only a map of emerald-producing countries without descriptive text about what emerald is or why it matters.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Mineral.name: Emerald
Mineral.category: Beryl variety
Mineral.boxbgcolor: 50C878
Mineral.boxtextcolor: black
Mineral.image: Béryl var. émeraude sur gangue (Muzo Mine Boyaca - Colombie) 2.jpg
Mineral.caption: Emerald crystal from Muzo, Colombia
Mineral.symmetry: (6/m 2/m 2/m) – dihexagonal dipyramidal
Mineral.unit cell: a = 9.21 Å, c = 9.19 Å; Z = 2
Mineral.formula: Be3Al2(SiO3)6
Mineral.molweight: 537.50
Mineral.color: Bluish green to green
Mineral.habit: Massive to well Crystalline
Mineral.system: Hexagonal (6/m 2/m 2/m) Space group: P6/mсc
Mineral.cleavage: Imperfect on the [0001]
Mineral.fracture: Conchoidal
Mineral.mohs: 7.5–8
Mineral.luster: Vitreous
Mineral.opticalprop: Uniaxial (−)