Many people use the terms rock, mineral, crystal, stone, and gemstone interchangeably, but these terms actually have specific meanings in the world of rockhounds and ...
Colour variety of gemstones
A glossary of frequently encountered gemstone faceting terms for the student gemologist. Our list covers gemology, gem cutting, and equipment.
The chemical properties of minerals mainly reflect the chemical properties of the atoms present in each. However, even here these pro...
The Mohs Scale, named after Friedrich Mohs who developed it in 1812, ranges from 1 (representing the softest mineral – talc) to 10 (representing the hardest mineral – diamond). Each mineral on this scale can scratch those below it and get scratched by those above it. Whether you’re a gem enthusiast wanting to deepen yo
Explore the world of gemstone authentication using refractometers and discover how experts in Hatton Garden and beyond ensure gemstone authenticity.
Online gemology course covering everything from science of gems to identification to valuation and appraisal. Earn an IGS Professional Gemologist Certification.
Want to impress your friend with your rock knowledge? Here are 30 types of rocks that you ought to know to get you started.
Right-hand ring or engagement ring, we've got you.
Top 10 World's Rarest Gems Tanzanite: Found only in the foothills of Mount Kilimanjaro in Northern Tanzania, this blue-purple stone is a highly prized
Max Hermann Bauer, Gemology / Edelsteinkunde, 1909. Via Archive.org
How to tell if an item is costume or fine jewelry? A gemology expert helps you go through your jewelry box to separate trash from treasure.
Spinel is one of the three birthstones of August, along with peridot and sardonyx. Spinel is a rare gemstone that often appears flawless and comes in a range of beautiful colours.
What Are The Birthstones for August? Peridot, Spinel, and Sardonyx are the three gemstones representing those born in August.
There are so many tools on the market for testing a gemstone, but what are the main tools required for simple analysis. Lets look at four tools for gemstone testing.
Tourmaline | #Geology #GeologyPage #Mineral Locality: Paprok, Nuristan Province, Afghanistan Size: 3.7 x 2.2 x 1.5 Photo Copyright © Saphira Minerals Geology Page www.geologypage.com https://www.…
