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The largest in the world emerald weighs 11 5 kg.

stones emerald
Precious stones and not very
How to choose the right stones for baths
Kidney stone: WHAT to do
Gem emerald
Emerald
Diamonds, rubies, and others.
Interesting facts about minerals and gems
Sailing stones - Death Valley (14 photos)
Gemstones
Living Stones - Trovant
Most gems
The art of decision-making. View from the East
10 facts about the emeralds
Death Valley and moving the stones
20 interesting facts about precious stones
Stones love
Scores of precious metals and stones
The largest emerald in the world
The contribution of "Russian science"
What jewelry is suitable for different zodiac signs
Travel Kemerovo region, or as we did not get to the mountain under heaven teeth
The biggest food in the world
Dolce Vita: the most expensive food world
An elementary problem for those who have been friends with mathematics since childhood
New technology - drugs that dissolve kidney stones
...
Precious stones and not very
...
How to choose the right stones for baths
...
Kidney stone: WHAT to do
...
Gem emerald
...
Emerald
...
Diamonds, rubies, and others.
...
Interesting facts about minerals and gems
...
Sailing stones - Death Valley (14 photos)
...
Gemstones
...
Living Stones - Trovant
...
Most gems
...
The art of decision-making. View from the East
...
10 facts about the emeralds
...
Death Valley and moving the stones
...
20 interesting facts about precious stones
...
Stones love
...
Scores of precious metals and stones
...
The largest emerald in the world
...
The contribution of "Russian science"
...
What jewelry is suitable for different zodiac signs
...
Travel Kemerovo region, or as we did not get to the mountain under heaven teeth
...
The biggest food in the world
...
Dolce Vita: the most expensive food world
...
An elementary problem for those who have been friends with mathematics since childhood
...
New technology - drugs that dissolve kidney stones
 Effect numbers.  10 of the most famous cities - ghosts