Ivory: alternatives and connections

Resembling aphanite; having a very fine-grained structure.

An earthy substance, resembling fine flour. It is composed of the shells of infusoria, and in Lapland and Sweden is sometimes eaten, m…

A tree of several species, constituting the genus Betula; as, the white or common birch (B. alba) (also called silver birch and lady b…

A West Indian tree (Picraena excelsa) from the wood of which the bitter drug Jamaica quassia is obtained.

The wood of the box (Buxus).

An opaque or milk-white chalcedony, a variety of quartz; also, a similar variety of opal.

Consisting of clay; abounding with clay; partaking of clay; like clay.

Clogging, or having power to clog.

The earth alumina, as found native in a crystalline state, including sapphire, which is the fine blue variety; the oriental ruby, or r…

Of or pertaining to dentine.

A disease of the skin, in which it become enormously thickened, and is rough, hard, and fissured, like an elephant's hide.

Pertaining to the elephant, or resembling an elephant (commonly, in size); hence, huge; immense; heavy; as, of elephantine proportions…

A variety of glass, used in ornament, to cover a surface, as of metal or pottery, and admitting of after decoration in color, or used…

of Green

Sand or gravel; rough, hard particles.

(geology) the matrix of fine-grained crystalline material in which larger crystals are embedded

A mineral consisting of the hydrous sulphate of lime (calcium). When calcined, it forms plaster of Paris. Selenite is a transparent, c…

Not easily penetrated, cut, or separated into parts; not yielding to pressure; firm; solid; compact; -- applied to material bodies, an…