art marble


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artificial sky

A dome (usually hemispherical) illuminated by concealed light sources; used to illustrate and study daylighting techniques on architectural models placed near the center of the hemisphere.
References in periodicals archive ?
KARACHI -- Sindh Government has established Sindh Stone Development Company which would develop a State of the Art Marble City Industrial Enclave on 300 Acres to promote the marble and granite sector in the province.
New state of the art marble cutting and polishing equipment was purchased and has served company well.
That variety is starkest when comparing the collections of small machine- or handmade, playable marbles and the larger decorative glass art marbles of the contemporary movement.