On this account the fibres of tussur or tussore silk tend to split up into fine fibrillae under the various preparatory processes in manufacturing, and its riband structure is the cause of the glassy lustre peculiar to the woven and finished fibres.
By their sufferings no less than by their deeds of daring, her citizens showed themselves to be sublime, devoted and disinterested, winning the purest laurels which give lustre to Italian story.
The lustre is metallic and brilliant.
His indefatigable activity on behalf of Western civilization, now threatened with extinction by the Ottomans, excites admiration and adds an undying lustre to his memory.
An important character, and one by which the mineral may always be recognized, is the perfect cubical cleavage, on which the lustre is brilliant and metallic. The colour of the mineral and of its streak is lead-grey; it is opaque; the hardness is 2 2 and the specific gravity 7.5.
A characteristic Cape tree is Leucadendron argenteum or silver tree, so named from the silver-like lustre of stem and leaves.
His imitator and superintendent, Fouquet, the Maecenas of the future Augustus, concealed this gambling policy beneath the lustre of the arts and the glamour of a literature remarkable for elevation of thought ana vigour of style, and further characterized by the proud though somewhat restricted freedom conceded to men like Corneille, Descartes and Pascal, but soon to disappear.
Robespierre, who hated the Girondists, whose lustre had so long obscured his own, had proposed to includethem in the proscription lists of September; the Mountain to a man desired their overthrow.
Thus in the microcrystalline chalcedony the lustre is waxy, the fracture fibrous to even, and the external form botryoidal or stalactitic flint and chert are compact and have a splintery fracture: jasper is a compact variety intermixed with much iron oxide and clay and has a dull and even fracture.
It has the characteristic appearance of pure silk - a brilliant soft white body with a pearly lustre - insoluble in water, alcohol and ether, but it dissolves freely in concentrated alkaline solutions, mineral acids, strong acetic acid and in ammoniacal solution of oxide of copper.