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Conaripe, Lago Calafquen, South Chile; low energetic beach of a former glacier lake
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Green and black obsidian, with embedded clinopyroxene and plagioclase; andesitic mikrolithes, ignimbrit; PRF's: plagioclase, ortho-/clinoyroxene (Gabbro); monocrystalline quartz; SRF: Aragonit (Ooid)
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Foamy obsidian, glass bead is 200μ |
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