Object (TRANSPARENCY) Loose stone or in Jewelry

Transparency: The quantity and quality of Light passing through the Gem.

1. Transparent (TP): Those through which an object can be viewed or light can pass clearly through the gem, as if through glass.

2. Translucent (TL): Those that disrupt the passage of light so that an object can be viewed indistinctly, or not at all, through the material, but light can always be. Gem is cloudy or is fuzzy

3. Semi-Translucent (STL): Through some small areas or around the edges of Gems.

4. Opaque (O): Those that allow no light whatsoever to pass through the Gem.