Types of Quartz Stone - Everything You Need to Know Even if you have little interest in jewelry and you know very little about the different gemstones, one gemstone that you would have undoubtedly heard of is quartz. Quartz is one of the many sought-after and widely known gemstones out there in this world. The best part about quartz is, they are abundantly available on earth, which is why they are affordable. Also, it comes in a wide variety of colors, which is why it is used a lot in making different types of jewelry. Through the help of this blog, we will take a look at the different types of quartz stone. But first, let us answer the basic question about quartz, which is, what is quartz?