News
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Selenite vs. Satin Spar: The Crystal Name Almost Everyone Mixes Up
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Selenite and satin spar are mineral sisters, both made of gypsum, but one grows in clear blades while the other gathers light into silky fibers. Here is how to tell them apart.
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How to Clean Crystals Safely: A Mineral-by-Mineral Guide
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Water is gentle to us, but it is not gentle to every stone. Learn how hardness, cleavage, crystal habit, and chemistry should guide the way you clean and display a mineral specimen.
