Rocks Crossword

usualy black, glassy, 5-6 in hardness, and volcanic glass
Colorless through various colors to black, 7 in hardness, and waxy to dull luster,
varies in color, 8 in hardness, and vitrous luster
1 in hardness, Light to dark green, brown, white, grey, and Waxlike or pearly luster
varies in color, 10 in hardness, and adamantine luster
pink, white, gray, brown, 6 - 6.5 hardness, and Vitreous luster
Ccolorless; although samples are often deeply colored owing to impurities, 4 in hardness, virious luster
Colorless or white, also gray, yellow, green, 3 in hardness, Vitreous to pearly on cleavage surfaces, and transparent
1 in hardness, has talk in it, waxy to pearly luster, and varies in color
sandy, gray, green, and black color, 7 in hardness, and no luster
varies in color, vitriouse to subresinous luster, and 5 in hardness
color varies, Vitreous to silky, pearly, or waxy luster, 1.5 - 2 in hardness
color varies, Adamantine to vitreous luster, and 9 in hardness
varies in color, vitreous to greasy Transparency luster, and 7 in hardness
7 in hardness, sandlike color, and dull to subvitreous luster
color varies, dull luster, and 3 - 4 in hardness
2.2 in hardness, black, flammable, and dull and metalic luster
color varies, 7 in hardness, and a vitreous luster
Black, gray with brownish tint, metalic luster, and 5.5 - 6.5 in hardness
metalic luster, Pale brass-yellow, and 6–6.5 in hardness