Colombian Emeralds - Canadian Institute of Gemmology

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…the same thing again, and a word about inclusions. The inclusions in emeralds add to their interest. These “growth features” tell us how the stones grew in nature, and provide us with information on what temperatures they were formed at, what solutions they were formed from, and so on. 39
Here we see a faceter at work. As most of you know, a cutter can add to the value of a stone -- or take it away in one false move! Emeralds are usually cut in the…guess what… the emerald cut! 40
Page 1 and 2: Digital Images and Commentary court
Page 3 and 4: Colombia is the fourth largest coun
Page 5 and 6: The flora and fauna of Colombia are
Page 7 and 8: Emeralds were prized by the natives
Page 9 and 10: The Muzo emerald mining district co
Page 11 and 12: These next few shots are of the tow
Page 13 and 14: The mines have been owned by the go
Page 15 and 16: We are now in emerald country.... T
Page 17 and 18: While the Muzo mine covers an area
Page 19 and 20: The broken waste rock washed from t
Page 21 and 22: The great value of the emerald make
Page 23 and 24: Annual production of emeralds from
Page 25 and 26: The advantage of underground mining
Page 27 and 28: Here we can see the poorly lit and
Page 29 and 30: Here we see one of the calcite vein
Page 31 and 32: Here we get a closer look at some r
Page 33 and 34: At last we leave the mine behind. 3
Page 35 and 36: Here we can see a lovely emerald cr
Page 37 and 38: Another shot... Emeralds have a har
Page 39: ...and more of the same, with a fin
Page 43 and 44: Emerald is the gem variety of beryl
Page 45 and 46: The rocks hosting the Muzo emerald

Colombian Emeralds - Canadian Institute of Gemmology

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