Skip to content

    • We investigated different types of rock to see which would easily scratch.

    Please enter a description for this photo album.

    • 1b7d87a9-16ea-4c64-981a-cf31935a0f0a1x1

      1b7d87a9-16ea-4c64-981a-cf31935a0f0a1x1

      1b7d87a9-16ea-4c64-981a-cf31935a0f0a1x1.jpeg
      276
      1b7d87a9-16ea-4c64-981a-cf31935a0f0a1x1
    • 108b531a-de80-49bc-b8ff-4c5d953862ce1x1

      108b531a-de80-49bc-b8ff-4c5d953862ce1x1

      108b531a-de80-49bc-b8ff-4c5d953862ce1x1.jpeg
      275
      108b531a-de80-49bc-b8ff-4c5d953862ce1x1
    • e38412a7-1fd7-4cb6-a410-3bc321588dcb1x1

      e38412a7-1fd7-4cb6-a410-3bc321588dcb1x1

      e38412a7-1fd7-4cb6-a410-3bc321588dcb1x1.jpeg
      274
      e38412a7-1fd7-4cb6-a410-3bc321588dcb1x1
    • 2189e0f9-9763-4ab8-b8a9-9a93bc2eda221x1

      2189e0f9-9763-4ab8-b8a9-9a93bc2eda221x1

      2189e0f9-9763-4ab8-b8a9-9a93bc2eda221x1.jpeg
      273
      2189e0f9-9763-4ab8-b8a9-9a93bc2eda221x1
    • afc1ff2a-9371-4a7a-ba52-385428f143831x1

      afc1ff2a-9371-4a7a-ba52-385428f143831x1

      afc1ff2a-9371-4a7a-ba52-385428f143831x1.jpeg
      272
      afc1ff2a-9371-4a7a-ba52-385428f143831x1
    • a8107bc9-6f90-43e3-b668-d27c18d6cbd71x1

      a8107bc9-6f90-43e3-b668-d27c18d6cbd71x1

      a8107bc9-6f90-43e3-b668-d27c18d6cbd71x1.jpeg
      271
      a8107bc9-6f90-43e3-b668-d27c18d6cbd71x1
    • 13dd5d45-116a-4d64-b3d4-271ae1ddd9e41x1

      13dd5d45-116a-4d64-b3d4-271ae1ddd9e41x1

      13dd5d45-116a-4d64-b3d4-271ae1ddd9e41x1.jpeg
      270
      13dd5d45-116a-4d64-b3d4-271ae1ddd9e41x1
    • 45c28014-8860-4bb2-b500-066e534b54021x1

      45c28014-8860-4bb2-b500-066e534b54021x1

      45c28014-8860-4bb2-b500-066e534b54021x1.jpeg
      269
      45c28014-8860-4bb2-b500-066e534b54021x1
    • f8e53241-82f0-405b-b51e-3bcc8ccd012a1x1

      f8e53241-82f0-405b-b51e-3bcc8ccd012a1x1

      f8e53241-82f0-405b-b51e-3bcc8ccd012a1x1.jpeg
      268
      f8e53241-82f0-405b-b51e-3bcc8ccd012a1x1
    • 67939383-392f-4521-9e3d-bd0b2c906dee1x1

      67939383-392f-4521-9e3d-bd0b2c906dee1x1

      67939383-392f-4521-9e3d-bd0b2c906dee1x1.jpeg
      277
      67939383-392f-4521-9e3d-bd0b2c906dee1x1