A Visitor’s Guide to Colorado Gemstones
Colorado has a lot to offer gemologists and rock hunters. Before you visit, learn about Colorado gemstones as well as notable gem shows, museums,…
Love, Marriage, and Korite
Marriage and Korite (or ammolite) both need special care. With strong support systems, both can endure. This is the story of an unorthodox engagement…
What is Your Gemstone Personality?
Think of jewelry stones as reflections of you or the recipient. Learning about colored gems can help you find the gemstone personality you’re looking…
FTC Guidelines for Grading Diamond Quality
The FTC requires jewelers to accurately represent the diamond quality grading systems they use. Learn the guidelines and protect yourself from…
Why Choose a Colored Gemstone?
Shopping for an engagement ring or other significant jewelry item? A colored gemstone centerpiece can offer many affordable, personal, and creative…
Basic Diamond Proportions: The Hanneman Diamond Cut Grading System, Lesson Two
In the Hanneman cut grading system, you must consider diamond proportions to grade a round brilliant stone. Learn what they are and how to calculate…
An Introduction to the Hanneman Diamond Cut Grading System, Lesson One
With the Hanneman diamond cut grading system, you can derive the cut grade of any round brilliant with minimal measurements and calculations.…
Miscellaneous Gems: Polishing Survey Results
The IGS survey results for polishing miscellaneous gems include recommendations for popular stones as well as gems seen less frequently in jewelry.…
MB&B Gemological Services
MB&B Gemological Services is available to serve you with any appraisal, gemstone and jewelry needs.
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