Why Are Rubies Red?

Platinum three-stone ruby and diamond engagement ring

Have you ever wondered, why are rubies red? This stunning gemstone, known for its deep, vibrant red color, has fascinated jewelry lovers for centuries. The captivating hue of rubies has long been associated with love, passion, and power, making it a popular choice for engagement rings and heirloom pieces. But there's a scientific explanation behind the ruby's iconic red color.

Rubies are made from the mineral corundum, which is essentially aluminum oxide. In its pure form, corundum is colorless, but when trace amounts of chromium are present, the mineral transforms into the striking red gemstone we know as ruby. The chromium atoms replace some of the aluminum atoms in the crystal structure, and when light passes through, it absorbs all colors except red—creating the vivid hue that makes rubies so desirable.

The Science Behind Ruby's Red Color

The amount of chromium in a ruby determines the intensity of its red color. Rubies with higher chromium content tend to have a richer, more vivid red, often referred to as 'pigeon's blood.' This highly sought-after color commands premium prices in the gemstone market. It's no wonder rubies like this have been treasured throughout history, adorning royal crowns and symbolic jewelry.

Variations in Ruby Colors

While rubies are known for their signature red, they can vary in shades from pinkish to a deeper, almost purple-red. The difference in color can be attributed to the amount of chromium and iron present in the stone. Rubies that appear more purplish or darker usually contain higher levels of iron. Despite these variations, the red hue remains the defining characteristic of rubies, distinguishing them from other gemstones such as sapphires, which are also made from corundum but lack the chromium that gives rubies their red color.

Symbolism and Meaning of Rubies

Beyond their stunning appearance, rubies hold deep symbolic meaning. Throughout history, rubies have been associated with strong emotions, such as love and courage. In ancient cultures, rubies were believed to protect their wearers from harm and bring good fortune. Today, rubies are often chosen for engagement rings, symbolizing passion and commitment in a relationship.

Caring for Your Ruby Jewelry

To ensure your ruby jewelry retains its beauty, it's essential to care for it properly. Rubies are relatively hard gemstones, ranking just below diamonds on the Mohs scale. However, they can still accumulate dirt and grime over time. To clean your ruby jewelry, gently wash it with warm, soapy water and a soft brush. Avoid harsh chemicals, as they can damage the stone. Storing your ruby pieces separately from other jewelry will prevent scratches and ensure they maintain their brilliance for years to come.

Find Your Perfect Ruby at Robinson's Jewelers

At Robinson's Jewelers, we offer a wide selection of exquisite ruby jewelry, from breathtaking engagement rings to elegant pendants. Whether you're drawn to the classic red ruby or want to explore variations in color and design, our collection has something for every style. Visit us today to find your perfect piece, and let the timeless beauty of rubies become part of your story.

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