Description All of our Minerals & Crystals are 100% Genuine Specimens & come with a Certificate of Authenticity Carnelian is a brownish-red mineral which is commonly used as a semi-precious gemstone. Carnelian is a variation of the silica mineral chalcedony coloured by impurities of iron oxide. SIMILAR TO SEEN: The image shows an example of the single specimen you will receive. This will be picked from our stock box graded and with a size within the minimum and maximum size range indicated. It will not be the exact specimen in the photo, the colours, shape, size and style may vary as with any natural item.
