Collecting Fluorescent Minerals - The Basics, Where to Find Them, and How to Collect Them
Rock collecting is a pretty easy hobby to get into - buy a hammer, find a pile of rocks, and you're rock collecting.
Read more
Bi-Color Feldspar - Pakistan
$0.00 USD
We have run out of stock for this item.
SKU: MSW1352
Weight and Dimensions
Shipping and Delivery
Some pieces of feldspar fluoresce in two different colors, nicely zoned. We have heard that the activator for the blue fluorescence is uranyl, unknown for the violet.
What is Tenebrescence? (All about Hackmanite - Hint: it's not fluorescence)
Minerals which are capable of this reversible color change by exposure to UV (or other energy sources), without any change in their essential composition, are said to be tenebrescent
Read more
Tugtupite - A Rare Fluorescent Mineral from Greenland
Tugtupite is the most widely known fluorescent mineral from Greeenland. It is used in making beautiful tugtupite cabochons.
Read more