- Black stone - Gemstone - Glassy volcanic rock - Igneous rock - A kind of glass produced by volcanoes. It is usually of a
black color, and opaque, except in thin splinters.
- A glassy volcanic rock of a grayish color and pearly
luster, often having a spherulitic concretionary structure due to the
curved cracks produced by contraction in cooling. See Illust. under
Perlitic.
- Like granite and basalt - Volcanic (rock) - Volcanic explosion of ego in US - What sort of rock upsets Sue? Go in and find out - Pertaining to, having the nature of, fire; containing
fire; resembling fire; as, an igneous appearance. - Resulting from, or produced by, the action of fire; as,
lavas and basalt are igneous rocks.
- Black lava rock - Igneous rock - Volcanic rock - A rock of igneous origin, consisting of augite and
triclinic feldspar, with grains of magnetic or titanic iron, and also
bottle-green particles of olivine frequently disseminated. - An imitation, in pottery, of natural basalt; a kind of
black porcelain.
- Abrasive stone - Back up rodents with bath stone - Exfoliating stone - Light, abrasive stone - Porous volcanic rock - Porous volcanic stone used as a skin abrasive - Scrubbing stone
- Flowing volcanic rock - Heated up-swell back in a valley - Hot issue? NO point to naval uprising - Hot liquid inside mozzarella vats - Hot molten rock - Hot stuff in back in Avalon - Igneous volcanic rock
- Igneous volcanic rock - An eruptive rock allied to trachyte, consisting
essentially of a triclinic feldspar, with pyroxene, hornblende, or
hypersthene.
- Fluid rock under the earth - Hot molten rock - Lava - MAGMA - Mama surrounds top geologist with lava - Molten core rock - Molten material in the earth's crust