Tag: FBR
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February 7, 2022
Glossary Series – Fire Cracked Rock
Fire Cracked, or Broken, Rock (FCR or FBR) is a type of artifact found at many archaeological sites in Alberta. It is created by heat cycling a stone (eg. heating it up and then cooling it off). If the stone is cooled very quickly, it can fracture, or even explode! Repeatedly heat cycling a rock
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