If you collect vintage glassware, you've probably come across beautifully colored cut crystal in saturated hues of red, orange, blue, and green. This deeply colored stemware gives off midcentury ...

In this case, the material is microscopic crystals of metallic magnetite, a magnetic mineral; it’s the light hitting magnetite that makes the obsidian appear colorful, rather than the mineral ...

Jagger South, left, and Corey Hauger, co-owners of Red Fern Adornments in Portland, search at the 69th annual Sweet Home Rock and Mineral Society show for colorful rocks and gems that they can ...

Viewed in the right light — and very close up — slices of stone turn into a riot of color. These jewel-like images are no secret in the world of geologists, but University of Padova professor ...

The health and wellness trend of healing crystals is booming. With so many sellers popping up online, you may be wondering where to buy crystals. We found 18 online shops, from established rock ...

Dripping in brightly hued prisms, beads and clusters of crystal, these chandeliers literally sparkle with glamour and panache. The luxe lights offer an upscale touch of embellishment with just a ...