Fossil Coral Cabochons, 35mm, #8 is 45mm

So very prehistoric. Lovely detail in these amazing cabochons. You are looking at millions of years ago as fossilized coral was gradually replaced by agate. High in essential minerals magnesium, potassium, calcium and sodium, fossil coral has been used for a long time in medicines across many cultures.
Fossil coral is a durable, strong stone, however, it can still be scratched. If you are wire wrapping take care to ensure the edges of your wire and tools don't scratch the surface.

• The metaphysical value of fossil coral lies healing and grounding.
• Mineral Information (microcrystalline quartz)
• Chemical Composition SiO2, silicon dioxide
• Hardness 6-1/2 to 7 (Mohs)
• Specific Gravity 2.60 (+0.10, -0.05)
• Refractive Index 1.53 to 1.54
• Size: 35mm Round - 7mm thick
• ** Except for #8 which is 45mm Round - 9mm thick
• Materials: Fossil Coral.