MASS

=Classify Rocks=

See Our Crystal Structure project
 * Rock # || Properties || Prediction- Rock/Mineral || Why? ||
 * 1 || White, earthy, triangular crystal.cracks || Quartz- Mineral || Could come in a variety of colors ||
 * 2 || Waxy, white viens, almost no luster || Halite- Mineral || Its texture is the same as salt ||
 * 3 || Splits flat, shiny luster, black color || Mica- Rock || It splits into thin sheets ||
 * 4 || Smooth cleavage, shiny luster, thin || Basalt- Rock || It's the same color and it has the same description ||
 * 5 || Multiple colors, sedimentary || Granite- Rock || It looks like the granite in our collected rock set ||
 * 6 || Smooth, black, sharp, igneous,shiny || Obsidian- Rock || It looks like the black obsidian that we collected last year. ||
 * 7 || feels hollow, gray, looks like plaster || Rock || it doesn't look real ||
 * 8 || Rough and made up of multiple rocks || Rock || it looks metamorphic ||
 * 9 || rough and hard || Mineral || it looks like it came from the ground ||
 * 10 || its red and brown. Its rough and hard || Rock || because its ||
 * 11 || smooth, hard, and black || Mineral || it looks like an Indian arrow head ||
 * 12 || gray, hard, no luster || Mineral || it looks pure ||
 * 13 || black,white,and gray looking || Granite- mineral || it looks mixed with minerals ||
 * 14 || very shiny and kind of rough || Quartz- Mineral || because its light and it also has crystals on it ||
 * 15 || its purple, and it has a little bit of white and gray in it. It is also a bit rough and its hard || Amethyst- Mineral || amethyst is always purple and it has crystals on it and it looks like the pictuer of amethyst. ||
 * 16 || has layers it has brown,black,white in it and its kind of smooth. It mostly feels bumpy though || Rock || It looks as if mixed with other rocks ||

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