Gemologist Guide to Identifying Iolite
Iolite is the gemstone variety of cordierite and displays a light to deep blue color and occasionally you’ll notice a purple tinge. The more saturated stones demand a premium price but you run into clarity issues with this gemstone. Most material is heavily included which makes a high-clarity stone more valuable. The stones exhibiting a […]
How Much is Lapis Lazuli Worth?
High-quality lapis lazuli is very affordable in sizes ranging from 1 – 10 grams and the cost per gram is between $5.00 to $65.00 per gram, 1-3 gram sized stones are priced between $5.00 to $15.00 per gram, and larger stones, are priced at $35.00 to $75.00 per gram. Lapis lazuli sourced from Pakistan is […]