Rebecca will be starting maternity leave with a subsequent sabbatical at the end of October 2019. She will not be taking new orders after July to ensure that all work gets ample time for completion before then. Thanks!
Rebecca will be starting maternity leave with a subsequent sabbatical at the end of October 2019. She will not be taking new orders after July to ensure that all work gets ample time for completion before then. Thanks!
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Rebecca Zemans Jewelry Blog — glass

Mohs Scale of Hardness

This blog post is dedicated to Mohs scale of hardness. We use it frequently with our stone of the month series so we wanted to take this opportunity to dedicate an entire post to explain it. It is important to know the Mohs hardness in order to better care for different gemstones. The Mohs scale is a way of measuring a stone's scratch resistance against a harder material. It was invented in 1812 by the German geologist and mineralogist Friedrich Mohs and ever since has been used to test and describe the hardness of minerals. While Mohs was the first...

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