Method for enhancing the color of minerals useful as gemstones

Details Method for enhancing the color of minerals useful as gemstones Method for enhancing the color of minerals useful as gemstones

1997-04-25

1999-03-30

Beck, Shrive

Compositions: ceramic

Ceramic compositions

Synthetic precious stones

427180, 427190, 427191, 427217, 4273831, 4273833, 63 32, 428426, 428432, C30B 2900, A44C 1700, B05D 112, B05D 302

Patent

active

058889183

ABSTRACT:
In accordance with the present invention, there are provided methods for enhancing the color of minerals useful as gemstones. Invention methods are relatively inexpensive to carry out, avoid the use of hazardous materials, and require no specialized equipment.

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