This skull is approximately 2 inches long. Carnelian Carnelian is a captivating semi-precious gemstone known for its vibrant range of red, orange, and brown hues. It's a variety of chalcedony, which is a form of quartz, and is distinguished by its translucent to opaque quality and smooth, glassy luster. The depth and intensity of its color, ranging from pale orange to deep red-brown, are primarily due to the presence of iron oxides. The most prized carnelian stones exhibit a deep red or…