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Natural Science in Archaeology

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Appendix A (cont<strong>in</strong>ued)<br />

Pigment Orig<strong>in</strong> of the name Alternate names Chemical formula Color Source Hardness Uses<br />

Gold leaf Au <strong>Natural</strong> Pa<strong>in</strong>t pigment and for<br />

gild<strong>in</strong>g; colorant<br />

<strong>in</strong> glass when<br />

comb<strong>in</strong>ed with<br />

salts and annealed;<br />

when powdered<br />

used <strong>in</strong> cosmetics<br />

Graphite Greek graphe<strong>in</strong><br />

mean<strong>in</strong>g “to write”<br />

Gypsum Greek gypsos mean<strong>in</strong>g<br />

“plaster”<br />

Hematite Greek haimatitis<br />

mean<strong>in</strong>g “blood red”<br />

Kaol<strong>in</strong> Ch<strong>in</strong>ese kao-l<strong>in</strong>g<br />

mean<strong>in</strong>g “high ridge”<br />

Carbon black;<br />

plumbago<br />

Terra alba; sel<strong>in</strong>ite;<br />

alabaster<br />

C Black <strong>Natural</strong> 1–2 Rarely used as<br />

pigment; used <strong>in</strong><br />

draw<strong>in</strong>g<br />

CaSO 4 2H 2 O White <strong>Natural</strong> 2 Inert pa<strong>in</strong>t filler;<br />

component of some<br />

ochre compounds;<br />

base for lake colors;<br />

preparation of gesso<br />

grounds<br />

Ochre; Venetian red Fe 2 O 3 Red <strong>Natural</strong>;<br />

or by<br />

roast<strong>in</strong>g<br />

goethite<br />

Ch<strong>in</strong>a clay; pipe<br />

clay; white bole<br />

5–6 Pa<strong>in</strong>t pigment;<br />

burnisher for gold<br />

leaf; colorant <strong>in</strong><br />

glazes, glass and<br />

ceramics<br />

Al 2 SiO 5 (OH) 4 White <strong>Natural</strong> Colorant and<br />

ma<strong>in</strong> compound<br />

<strong>in</strong> glazes and<br />

ceramics; used <strong>in</strong><br />

prepar<strong>in</strong>g pa<strong>in</strong>ter’s<br />

grounds<br />

Appendix A 329

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