Gemstones are valued based on the Four Cs - color, clarity, cut, and carat. Precious stones include diamonds, sapphires, ...

As with other colored gemstones, color is one of the most important factors determining the price of your ruby. The most valuable of rubies tend to be an intense deep red in color, and may even be ...

The gem will auto-detect any image processing libraries present. However, you can also explicitly configure which library to use: ...

Mozambique’s prolific ruby deposits continue to anchor the global market for this gem ... “A lighter stone will almost always outperform a deeper-colored gem in these conditions. They also trade at a ...

Scientists introduced atomic defects in spinel using cerium, and voilà! The gemstone became a solid qubit system.

Spinels are a transparent gems that come in red, blue, black, lavender, white, yellow, and other colors. They are considered rarer than diamonds but when it comes to price, these gems generally ...

A ruby gem to support validating CSV files to check their syntax and contents. You can either use this gem within your own Ruby code, or as a standalone command line ...

A captivating gemstone grabbed headlines at the Sotheby’s Magnificent Jewels sale in New York this past December. The 16.53-carat Brazilian alexandrite was the center stone of a ring that sold for ...

As a result, Alexandrite is sometimes referred to as “emerald by day, ruby by night.” This is due to chromium, iron and titanium in the stone and their light-absorbing properties. This gem is one of ...

Courtesy Hamilton Jewelers Ruby is one variety of the corundum mineral species, which also includes sapphire. Ruby is highly regarded and can command high per-carat prices. It is arguably one of the ...