Swat Emerald is a type of emerald stone found in the Swat Valley of Pakistan. It's considered one of the finest and most valuable varieties of emeralds in the world.
Characteristics:
1. Vibrant green color: Swat Emeralds have an intense, vivid green color.
2. High clarity: They typically have fewer inclusions and imperfections.
3. Unique tone: Swat Emeralds have a distinct warm or golden tone.
4. Rarity: They're relatively rare, making them highly sought after.
Properties:
1. Hardness: 7.5-8 on Mohs scale
2. Density: 2.67-2.78 g/cm³
3. Refractive index: 1.56-1.58
4. Chemical composition: Beryllium aluminum silicate (Be3Al2Si6O18)
Mining:
Swat Emeralds are mined in the Swat Valley, particularly in:
1. Mingora
2. Shamozai
3. Torwari
4. Gujarkhan
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