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Photo 1. Groundwater discharge (frozen ice) from low angle shear zone in bedrock at northwest side of quarry, Feb. 11, 2014.

Photo 2. Oblique view of groundwater discharge (frozen ice) at intersection of near vertical joint and low angle shear zone in bedrock at northwest side of quarry, Feb. 11 2014.

discharge location

joint

shear zone

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Photo 3. Groundwater discharge (frozen ice) from low angle shear zone in bedrock at northwest side of quarry, Feb. 11, 2014. Shear structures highlighted by yellow dashed lines.

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