Is quartz rare?

No. For the short answer anyway. Longer? Quartz has a chemical composition that includes silicon. read more

Quartz is not at all rare. Quartz is made of silicon and oxygen, two of the very most common elements present on earth. Quartz occurs in many varieties (usually defined by color, but sometimes defined by crystallinity) and in all kinds of forms. read more

Naturally occurring quartz crystals of extremely high purity, necessary for the crucibles and other equipment used for growing silicon wafers in the semiconductor industry, are expensive and rare. A major mining location for high purity quartz is the Spruce Pine Gem Mine in Spruce Pine, North Carolina, United States. read more

Quartz is one of the more abundant minerals of crustal rock.Quartz is very common, although larger quartz crystals are less common, but still found in good supply. read more