Prices - (*PRICE WISE less than colorless or same or more)
- ALL Prices are related to rarity
-Less than colorless: Browns,yellows,orange, reddish brown
-More than colorless: Light blue,many pinks, pink/purple.
-Most valuable: Medium to Dark, vivid blues, deeper greens,red, and purple
Treated Diamonds - HEATED OR ANNEAL to stabalize color
Process => Irradiation => Heat (Anneal)
<change> <to make it stable>
Fun TIP: A sasnometer is a meter of absorption line.
a) Shallow penetration (cetain areas only)
b) Can treat only a few stones at a time.
c) Possible visual effect. *CHEAP AND COMMON DEVICE*
2. Nuclear Reactor -
a) Through penetration
b) Can treat many stones at once (rough/ and cut material)
- No Visual Effects on loupes and Eyes.-
*MORE expensive and less common, compared to cyclotron.
3. VAN DE GRAFF.
This is a Generator-
a) Electron Bombardment
b) Produces blue stones (no element Boron)
4. X-RAY - Produces temporarily color changes.
Coated diamonds - Using transparent or like a plastic wrapped around the stone to get a stone a higher color grade. (colorless coating).
Iridescent Sheen affect - causes iridescent sheen (lack of transparency)