CHAPTER 13CRYSTALS OF THE AMERICASPicture #10112-inch-tall Manganese Quartz CastleBeautifully colored layers ofiron,manganese,aluminum,hematite,fluorite,pyrite,copper orcalcitemay cover all or part of a quartz stone.At the mine, you can often rinse crystals in water to take off loose dirt and clay.Remove clay in the crevices with a sharp pointed tool like a twig, penknife, or safety pin.At home you […]
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