ARCA2020 Lecture Notes - Lecture 8: Radiocarbon Dating, Hematite, Stencil Graffiti
30 Jul 2018
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Document Summary
Motif types: animal tracks, human footprints, circles, nonfigurative motifs. Simplified silhouettes of humans and animals (solid or outline in form: decreased frequency of tracks. Strong standardisation- human beings depicted frontally, animals and birds in profile. Several distinct, regionally varied styles of paintings and engravings, united by some common characteristics: Show what maynard called "character: only found in northern australia, engravings. Techniques for producing rock art: additive and subtractive. Additive: painting -> wet pigment, drawing -> dry pigment. Stencilling -> mechanical process, negative outline (often hands, pigment is blown with mouth) Imprinting -> mechanical process, positive outline: beeswax -> application of soft material. Subtractive: pecking -> indirect percussion, vertical motion, pounding -> direct percussion, vertical motion (hitting rock to bruise it, abrading -> rubbing, horizontal motion, drilling -> rotation. Fluting -> removal of soft limestone with the fingers. Painting: red (ochre or haematite, yellow (limonite, burnt red ochre, white (clay, gypsum, calcite, burnt selenite, huntite, bird guano, black (charcoal)
