Inclusion Management


Managing inclusions is one of the most difficult aspects of faceting. While we would all like to buy our rough clean, nature simply does not supply us with many unincluded pieces.

Inclusion management is one of the last elements of faceting to be learned. Some faceters never learn it and simply cut away any inclusions. While this works, it is costly.

There is always a balance between: 1) the value a gem will lose by leaving in an inclusion and 2) what you would lose by removing it. Many times, leaving an inclusion in a gem is the least expensive solution, both in terms of labor and in the value of the finished gem. The trick is to know when to leave an inclusion in a gem. This has to do with two factors, the visibility of the inclusion and its location.

Types of Inclusions

An inclusion is anything that will interfere with the free passage of light. Often they are solid materials, other times you are dealing with a fracture or a veil.

Fractures

While fractured areas are frequently left in emeralds and diamonds, they are rarely acceptable in other gems. Fractures represent a weak area that is prone …

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