The Rock Professor has provided you with a mineral
information card. Print on stock paper, and cut out to
enhance your rock and mineral products.
To print: with your cursor, highlight the entire card below,
right click and select print, then click on "selection"
THE ROCK PROFESSOR
Chemistry: NaCl, sodium chloride ♦ Class: Halides ♦ Color: colorless, white, blue, gray, yellow, red ♦ Luster: vitreous ♦ Cleavage: perfect in three directions forming cubes ♦ Fracture: conchoidal ♦ Crystal System: isometric ♦ Transparency: transparent to translucent ♦ Moh's hardness: 2.5 ♦ Other Characteristics: Salty taste ♦ Localities: Searles Lake, California and Utah in the U.S., Germany, and Mulhouse, France, worldwide in sedimentary basins.