Sanidine is a fascinating mineral belonging to the feldspar group. It is commonly found in volcanic rocks and has some unique properties that make it stand out. Here are some intriguing facts about this mineral. Sanidine is a high-temperature form of potassium feldspar. It typically forms in volcanic environments, especially in rhyolite and trachyte. The name "sanidine" comes from the Greek word "sanidinos," meaning "board-like," due to its tabular crystal shape. Sanidine crystals are often transparent to translucent.

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