Mohs Hardness Scale Explained: All 10 Minerals, Ranked
The Mohs hardness scale is a 1-to-10 ranking of a mineral's resistance to scratching, created in 1812 by German mineralogist Friedrich Mohs.
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Birthstones by Month: The Complete Guide to All 12 Stones
Each month has at least one birthstone: garnet (January), amethyst (February), aquamarine (March), diamond (April), emerald (May), pearl or alexandrite.
How to Clean Gemstone Jewelry Safely, Stone by Stone
For most gemstone jewelry, soak the piece in warm water with a drop of mild dish soap for 5–10 minutes, brush gently behind the stone with a soft.
How to Identify Gemstones: 7 Tests You Can Do at Home
Identify a gemstone by testing its physical properties and eliminating candidates: examine it under a 10x loupe for bubbles or natural inclusions,.
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