Birthstone Friday–Passionate Ruby

Colored gemstones are becoming popular as engagement ring stones. Ruby, the color of passion, is an exceptional choice. Courtesy Tom Linenberger, Goldworks, Fort Collins, Colorado.

You’d be hard pressed to find someone who doesn’t love rubies, with their beauty and incredible color. Their durability and value is legendary. (Use them for shoes, however, and they can get a house dropped on you.) For those born in July, rubies are a special birthday gift they didn’t even have to ask for.

In their finest quality, rubies are a brilliant red almost unmatched by any other gemstone. (The Black Prince’s Ruby, found in the British Imperial State Crown, is really a huge red spinel. Had everyone fooled for a long time.) Yet there are lots of rubies that are not the finest quality. What makes a good ruby?

First, that brilliant red color. Rubies are red. A “light” ruby—meaning leaning toward pink or purple rather than red—may be called a ruby, but it’s considered in gemological circles to be more accurately described as a pink or purple sapphire. Continue reading