Carnelian Worry Stones - 35-38mm Long - Pack of 6 - India Sea Shells This beautiful variety of quartz

This beautiful variety of quartz can range from nearly crystal clear

Loving with geometric proportions is used in both exact sciences and in spiritual activity: architecture

Celestite occurs as crystals

The diameter of the shungite sphere 8 cm

Carnelian Worry Stones - 35-38mm Long - Pack of 6 - India Sea Shells This beautiful variety of quartzCarnelian (also spelled cornelian) is a reddish brown mineral which is commonly used as a semi precious gemstone. Similar to carnelian is sard, which is generally harder and darker. (The difference is not rigidly defined, and the two names are often used interchangeably). Both carnelian and sard are varieties of the silica mineral chalcedony colored by impurities of iron oxide. The color can vary greatly, ranging from pale orange to an intense almost