At the time, Lees was leasing the mine in Alma – about 90 miles southwest of Denver – from its three joint owners. Sweet Home ...

The surge in the colored gemstones market can be attributed to several key factors: Consumer Interest in Unique Luxury Items: ...

Figure 1. Pleochroism in a 15 ct tanzanite, as seen with the unaided eye through the crown and the pavilion sides and ends. Photo by Wimon Manorotkul. In describing colored gemstones, the major ...

This is the second part in a three-part series on the origin of color in gem materials. This article discusses colors produced by (1) processes that involve multiple atoms (e.g., blue sapphire, ...

Crystals and gemstones can be more than just beautiful—they can be deadly. Minerals like arsenopyrite, cinnabar, galena, and ...

Among pieces from around the world is the largest known “Lone Star cut” in Texas Topaz. Visitors will also get a glance at ...

2104 Central Ave, Kearney (308) 234-3773 [email protected] hawthornejewelry.com/contact-us ...

“The myriad of colors of gemstones alone transmit energy via the wavelength they occupy on the color spectrum,” Salzer says. “For example, a ruby gemstone can represent the root ...

When it comes to gems, the options are nearly endless, and many might not realize just how vast the world of gemstones can be ...