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borehole color palettes

#7A807F #283C48 #C3C5BF #FFFFFF #8FA1A4

related tags: 283C48 2D3539 7A807F 7B8283 8FA1A4 9D9D9B C3C5BF D4D7D7 auger borehole brue clay ffffff groundinvestigation handauger river soil somerset 646666