Amethyst, on the other hand, appears purple because it absorbs light in the yellow and green regions, reflecting a mix of blue and red. This interaction between light and the gemstone’s atomic ...
Hosted on MSN8mon
What is the birthstone for June? It actually has three. A guide to the colorful gemsThe stone appears green or blue in daylight or fluorescent light. In incandescent light, it is red or purple. The gem takes its name from Emperor Alexander II of Russia, the Geological Institute ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results