Santander, February 19th-22nd 2008 - Aranzadi

150
MÒNICA OLIVA
Figure 3. Collective grave CRTR151with small cardium beads associated with 10 individuals. Beads photograph at 40x.
(Lleida) megalithic with graves more in than the 100 northeast cardium like beads Túmul or I de in
Serra with 357 Clarena small cardium (Castellfollit beads. del Exceptionally, Boix, Barcelona)
beads were found in an incineration tomb from two
Early Iron Age in Can Piteu-Can Roquetacemetery the
(Carlúset al. 2007).
same The technique pendants on in polished CRII459 were valves made of Glycymeris using the
sp. made They on have one side. long In form contrast, and an in umbo the central perforation
S. haemastoma was found in a damaged pit, statea
between the arms a of baby’s an adult hands, woman. who had been placed in
is the The structure last example CRII498 of shells where in collective the skeletons burials
children and young people appeared with only of
their made own with ornamental some D. vulgarebeads. necklaces and These bracelets
cut, their edges were polished, and beads
were still inserted in each other. some
ves At were this thrown time some and perforated mixed with G. sediments glycymerisval-
waste materials in storage pits grave-pits. Some and
have Glycymerissp. perforations have in natural the umbo perforations made by but abrasive others
friction tool. In an direct experimental perforation process by spinning we verified a stone
resulting traces with a flint drill in the hole using the
double technique: first the umbo was polisheda
against foration a was rough made. surface, Those and techniques secondly a direct continued per-
during mostly the without Late an Bronze ornamental Age and attribution Early Iron (Oliva Age,
2004, logical 2007) context, due generalized to its large size in later and chronologies. the archaeo-
Also, glycymerisandChamelea we can identify fragmented gallinainvolved Glycymeris
rage waste structures that were thought with to sto-
subsistence refuse. These shell middens have also be
been Roqueta detected like Camí in coastal del Mig settlements (Cabrils, Barcelona), near Can
Cova del Duc (Sitges, Barcelona) or C/Riereta-Sant
MUNIBE Suplemento - Gehigarria 31, 2010
S.C. Aranzadi. Z.E. Donostia/San Sebastián