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The most famous stone "state cameos" from this period are the Gemma Augustea, the Gemma Claudia made for the Emperor Claudius, and the largest flat engraved gem known from antiquity, the Great Cameo of France.
A 2010 effort led by State Senator Gloria J. Romero, a Democrat from Los Angeles, sought to remove serpentine from its perch as the state's official stone. Organizations such as the Asbestos Disease Awareness Organization have supported the move as the olive green rock is a source of chrysotile , a form of asbestos that can cause mesothelioma ...
The Blacas Cameo is an unusually large Ancient Roman cameo, 12.8 cm (5.0 in) high, carved from a piece of sardonyx with four alternating layers of white and brown. [1] It shows the profile head of the Roman emperor Augustus and probably dates from shortly after his death (aged 75) in AD 14, perhaps from AD 20–50. [ 2 ]
It is a rather late member of a group of spectacular imperial engraved gems, sometimes called "State Cameos", [3] the earlier members of which presumably originated in the inner court circle of Augustus, as they show him with divine attributes that were still politically sensitive, and in some cases have sexual aspects that would not have been ...
The cameo, which is rare in intaglio form, seems to have reached Greece around the 3rd century; the Farnese Tazza is the only major surviving Hellenistic example (depending on the date assigned to the Gonzaga Cameo – see below), but other glass-paste imitations with portraits suggest that gem-type cameos were made in this period. [11]
Arkansas: still no state fossil in Arkansas, though the state designated Arkansaurus as its state dinosaur. [1] District of Columbia: Capitalsaurus is the state dinosaur of Washington D.C., but the District has not chosen a state fossil. Florida: There is no state fossil in Florida, though agatised coral, which is a fossil, is the state stone ...
There is a small group of spectacular imperial engraved gems, cameos carved in contrasting colours of stone.These are sometimes called "State Cameos", [11] that presumably originated, and were probably only seen, in the inner court circle of Augustus, as they show him with divine attributes that were still politically sensitive, and in some cases have sexual aspects that would not have been ...
Chalcedony cameo of Titus head, 2nd century AD. Chalcedony was used in tool making as early as 32,000 BP in Central Australia where archaeological studies at sites in the Cleland Hills uncovered flakes from stone brought in from quarries many kilometres away. [13] Pre-contact uses described in the twentieth century included ceremonial stone ...