Feldspar Cannot be scratched by a steel knife, but it can scratch window glass. Can Topaz be scratched by a fingernail? The numbers on the scale classify minerals only by their hardness. That is, topaz is harder than quartz, which is harder than feldspar. … Substances with a hardness ofRead More →

It aligns and balances the Chakras, opens the Throat and Crown Chakras, and can be used to energise the Solar Plexus area and treat the kidneys, spleen and stomach. It strengthens the metabolism and can be used to treat skin complaints, especially when used as a crystal water to washRead More →