recovered from the soil matrix

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Note: Urn image from Alex Gibson, The Excavation of a Structured Cairn at Carneddau, near Carno, Powys 1989 (Welshpool: The Clwyd-Powys Archaeological Trust, 1989), 4 and words from Alex Gibson et al, “The Excavation of Two Cairns and Associated Features at Carneddau, Carno, Powys, 1989–90,” Archaeological Journal 150, no.1 (1993): 1-45, doi: 10.1080/00665983.1993.11078053.