RIGHT ANGLE DOWN, HYPOTENUSE AT 45 DEGREES 257 ---- INTERNAL, POLARIZED EDGE LIT SPECTRUM 258 --- -LIGHT, POLARIZED EDGES 259 ---- EXTERNAL LIGHT SPECTRUM 260 -- --LIGHT ENTERING A SPHERE 261 -- -SUNDOGS AND HALOS 261 RAINBOW'S 262 -- -RAINBOWS POSITION 263 Note, 265 COMPUTER COLORING CONTEST 288 END OF INDEX Return to START , ROCK AND MINERALS OF COLOR MOHS SCALE OF HARDNESS 1 Talc, 2 Gypsum, 3 Calcite, 4 Fluorite, 5 Apatite, 6 Feldspar, 7 quartz, 8 Topaz, 9 Corundum, 10 Diamond BASALT Basalt is the most common of the earth's volcanic rocks, its crystals are continuous and elongated.
(10 Diamond BASALT Basalt; is; the most common of the earth's volcanic rocks) (its crystals; are; continuous and elongated)
10 Diamond BASALT Basalt its crystals
is are
the most common of the earth's volcanic rocks
continuous and elongated