8 Minerals That Show Double Refraction (+ Explanation Why)
Double refraction, or birefringence, is a fascinating optical property in many minerals. Minerals can exhibit this property when crystallizing in shapes other than perfect cubes. …
Olena Rybnikova
Real vs. Fake Labradorite: Focus on These 8 Differences
Labradorite possesses a unique optical phenomenon called labradorescence, which creates its captivating play of color. This effect is difficult to replicate artificially, making fake labradorites …
5 Crucial Factors of Garnet Value: What’s the Garnet Worth?
While garnet might conjure images of a deep red gemstone, this versatile mineral boasts a surprising rainbow of colors! Forget the misconception of dull and …
Step-by-Step Guide: How to Tell & Identify if Jade is Dyed
Jade is highly praised for its vivid green color but sometimes results from dyeing. Dyeing, bleaching, and impregnation are the most common methods of jade …
The Real Value of Marcasite (Explained by PRO Geologist)
Marcasite is a highly valuable mineral when found in vintage jewelry. Marcasite is an iron sulfate. It’s a relatively soft mineral. However, despite this fact, …
5 Best Books for Identifying Rocks & Minerals You Must Read
The best way to identify the mineral is to consult with a specialist or with a rocks and minerals book. There are dozens of books …