rs earth has anearthy fracture, sometimes slaty, is dull andopaque. In water it falls to powder withoutforming a ductile paste. It is used to removegrease from cloth.—Tripoli is found loose orindurated; its fracture is earthy; it feels harshand dry; does not adhere to the tongue. It isused for… … placed in layers, being employed for the pur-pose ; but in more modern times the variousmetals, such as gold, silver, brass, and ironhave been generally used Curtain, , a perpendicular wall serving toscreen any object from view. In architecture,a curtain signifies that part of the wall of aNo.…
Design · Decoration and ornament · Art
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