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Set: History of the Designed Environment II I Vocabulary II

STUDY
PLAY
OPUS SILICEUM
stonework laid up without mortar. There are 4 types: random, polygonal, quadrilateral, and ashlar
OPUS QUADRATUM
large, squared stones laid in horizontal courses
OPUS SECTILE
floor paving or wall covering made from slabs of marble fitted in a variety of geometric shapes
OPUS LATERICIUM
a brick wall
OPUS INCERTUM
concrete work with a facing of small, irregularly shaped stone blocks ca. 300-100 BC
OPUS RETICULATUM
concrete work with a facing of small, squared stone blocks laid up in a diamond pattern ca. 50 BC - 100 AD
OPUS TESTACEUM
concrete work with a facing of bricks ca. 100-300
OPUS MIXTUM
concrete work with a facing of mixed patterns of stones and bricks ca. 200-300
OPUS CAEMENTICIUM
concrete work

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