Color it wonderful
Article Abstract:
Humans can distinguish colors through the interaction of the eyes and brain acted upon by external light stimuli. This ability plays a significant role in human existence. Perceptions of color vary because of heredity, fitness and age as well as the amount of light present to stimulate the eyes.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 1992
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Color coordination
Article Abstract:
Colors may be used to determine the characteristics of a person. Various characteristics associated with certain colors are presented. The color of the gemstones, and thus the type, one chooses may be an indicator of personality.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 1992
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Light still bending the rules
Article Abstract:
Many gemstones has similar colors and textures, making identification difficult. However, jewelers can accurately identify between gemstones by using refractometers which measure the differences in the refraction of light.
Publication Name: Lapidary Journal
Subject: Hobbies and crafts
ISSN: 0023-8457
Year: 1995
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