John Miller's Gemology & Lapidary Pages



• The rainbow of gems
• Cutting and polishing of gemstones
• Tools used by gemologists
• Gemstone classification
• Gem substitutes
• Gem enhancements
• Investing in gems?
• Why collect gemstones?
• Caring for your gemstones.
• Grading and pricing of gemstones
• Estimating gem weight
• Resources and links
• Gemstone prices
• Gemcutting services
• Frequently Asked Questions

We respect your privacy! Read our privacy policy statement.

About the Gemology Pages author . . .

These pages are intended to provide a comprehensive introduction to gemology and the lapidary arts for the general public If you have comments or additional information to share, please tell us.