Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Splinters of bone, possibly worked, from Knowe of Yarso chambered cairn, Rousay, Orkney

Splinters of bone, possibly worked, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone object, from Knowe of Rowiegar chambered cairn, Rousay, Orkney

point or pin of calcined bone, from Corrimony chambered cairn, Highland

Bone point, perhaps used as a pin for securing clothing or decoration, burn state implies that it was cremated with human remains, from Stone Circle I, Machrie Moor, Arran, excavated by Alison Haggarty, 1985 - 1986