Can turquoise gemstone come in any other colors?

While turquoise is primarily known for its distinct blue to green hues, it can also exhibit variations that include shades of yellow, gray, and even brown. These color differences are often influenced by the presence of various minerals, such as iron and copper, during the gemstone's formation. However, true turquoise typically retains its signature blue-green appearance, and other colors are generally considered less desirable in the market.