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A specimen showing a Baveno twin (left) with two attached small quartz crystals, a non-penetrating Carlsbad twin (front) and an untwinned crystal of microcline. Biggest crystal (Baveno twin) measures 1.5 cm long. David Soler specimen and photo, 2006. (Author: davidsoler)
A specimen showing a Baveno twin (
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A typical cavity found at the blocks that are temporarily stored in the quarry. Note the Carlsbad twin in microcline, surrounded by many other small quartz, albite and muscovite (Author: davidsoler)
A typical cavity found at the bloc
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It’s me in a pile of granite blocks after a blast. (Author: davidsoler)
It’s me in a pile of granite
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One of the railroad new outcrops. Left: medium to coarse grained leucogranite which has yielded crystallized minerals. Lower right: Miocene arkoses. Upper right: Miocene basalt lava flows, without mineralogical interest. (Author: davidsoler)
One of the railroad new outcrops.
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White-transparent albite crystal, 3 mm. David Soler specimen and photo, 2006. (Author: davidsoler)
White-transparent albite crystal,