Search the Dictionary

., as distinguished from the organic acids. -- Mineral blue, the name usually given to azurite, when reduced to an impalpable powder for coloring purposes. -- Mineral candle, a candle made of paraffine. -- Mineral caoutchouc, an elastic mineral pitch, a variety of bitumen, resembling caoutchouc in elasticity and sof…

ntain beaver (Zoöl.), the sewellel. -- Mountain blue (Min.), blue carbonate of copper; azurite. -- Mountain cat (Zoöl.), the catamount. See Catamount. -- Mountain chain, a series of contiguous mountain ranges, generally in parallel or consecutive lines or curves. -- Mountain cock (Zoöl.), capercailzie. See Capercai…

A hippurite.

ks characteristic of the Cretaceous period; -- called also Rudista. See Illust. under Hippurite.

A tube of vitrified sand, produced by a stroke of lightning; a fulgurite.

position from lime-bearing waters; calcareous tufa; travertine. -- Ceraunian sinter, fulgurite. -- Siliceous sinter, a light cellular or fibrous opal; especially, geyserite (see Geyserite). It has often a pearly luster, and is then called pearl sinter.

) native to the Eastern United States; -- called also worm snake. -- Thunder tube, a fulgurite. See Fulgurite.

ting, chalk, etc.) They consist of hydrated copper carbonates analogous to the minerals azurite and malachite. Verditer blue, a pale greenish blue color, like that of the pigment verditer.