Orthoclase, Carlsbad twins

Orthoclase, potassium aluminum silicate, is a member of the large family of feldspars, and has been called the most common of all silicate minerals. It is a component of a huge variety of igneous and metamorphic rocks, and occurs all over the world. It is

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Arem Axis Carlsbad Crystal Crystals Feldspar Granite Hardness Metamorphic Microcline Mineralogy Minerals Mohs Ores Pegmatite Plane Silicate Specimen Specimens Symmetry Twin Twins

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