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Alexandrite

Tsarstone collectors guide

chrysoberyl spectrum

1. Glossary of Terms for Alexandrite Gemstone Buyer and Collector's Guide
Glossary of terms that have been discussed or mentioned at Alexandrite gemstone buyer and collectors guide
HTML, 38 Kb, 2008-07-20 13:02:49
/chapters/glossary/index.html
2. Alexandrite Frequently Asked Questions
Answers to frequently asked questions about alexandrite gemstone identification and value.
HTML, 46 Kb, 2008-07-20 12:02:11
/chapters/faq/index.html
3. Chrysoberyl Classification and Properties
A comprehensive guide to the chrysoberyl family and it's varieties, including alexandrite and cymophane gemstones
HTML, 49 Kb, 2008-07-20 13:01:30
/chapters/chapter4/index.html
4. The Alexandrite Effect
Discussion about the alexandrite effect as a non-color-constancy phenomenon from the color theory perspective
HTML, 42 Kb, 2008-07-20 13:01:34
/chapters/chapter5/index.html
5. Yellow chrysoberyl
Yellow greenish to light yellow or brown chrysoberyl, which contains ferric iron as an impurity. Has an absorption spectrum band at first part of the violet at 444 nm, which can be seen in some chrysoberyl cat's-eye.
HTML, 24 Kb, 2008-07-20 13:08:02
/chapters/glossary/yellow-chrysoberyl.html
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