For an inexperienced eye it is exceedingly difficult to detect a small diamond among a mass of glittering quartz, talc, or micaceous schist ... deep-colored ones, blue and green are very rare ...

Blue cheese can be polarizing, but there are many different types. Here's the difference between two of the most popular ...

The best blue light glasses effectively filter blue light, reduce glare, and provide comfort for all-day wear. Jaylyn Pruitt has been working with Dotdash Meredith since May 2019 and is currently ...

What's the difference between the different types of stone fruit, like peaches and nectarines? As it turns out, the ...

So it was expensive, and if you wanted to have something in blue, you had to pay more,” he said. Red, yellow and black were much easier to produce because natural materials like stone and sand were ...