Diccionario Pictórico Candid Quesada Diccionario Pictorico | страница 86
Sílex:
Es un mineral de gran dureza utilizado en la
antigüedad como herramienta cortante y para
encender el fuego porque al chocar con otro
objeto de igual o mayor dureza genera chispas.
Fuente:
http://www.ccpems.exactas.uba.ar/CDs/CDTierra/contents/ampliacion/
Silex.htm
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Diccionario Pictórico Candid Quesada Diccionario Pictorico | страница 87
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