Name:

Chocolate' flint

Type of object:

Geological sample

Archaelogical site:

Wierzbica

Location- administrative unit (present):

Wierzbica, Radom distr., Mazovian voivodeship, Poland

Topographic location:

North-East margin of the Holy Cross Mountain

Object type:

siliceous rocks ; flint

Characteristics of the object- technique:

non

Characteristics of the object- raw material:

Upper Jurassic flint

Characteristics of the object- colour:

10YR2/2

Characteristics of the object- transparency:

3 – translucent and 4 - transparent

Characteristics of the object- fracture:

waxy

Characteristics of the object- texture/facture:

slurry is unevenly distributed, forming bands of dark gray nads with thickness of up to 1 mm, the layers most visible in the middle parts of the concretion; it is placed along the surface of the nodule, giving the impression that it is glued together from a series of slices, the layers are dying to the cortex; concretion in the shape of flat nodules, less frequently tablets

Characteristics of the object- luster:

dull

Characteristics of the object- cortex:

thin smooth up to 1 mm

Characteristics of the object- transition:

clear transition

Characteristics of the object- patina:

non

Characteristics of the object- colour of patine:

non

Characteristics of the object- width:

57 mm

Characteristics of the object- thickness:

30 mm

Characteristics of the object- length:

18 mm

Characteristics of the object- diameter:

58 mm

Characteristics of the object- weight:

21,3 g

Object description:

group Ic according Schild 1971; occurrence: Wierzbica "Krzemienica", Polany kolonie III

Research Manager/ Creator of Collection:

Schild, Romuald

Accession number:

0032/FLI/PL

Chronology:

Upper Jurassic

Relation:

Atlas skał

Rights:

Creative Commons Attribution BY-SA 3.0 PL license

Terms of use:

Copyright-protected material. [CC BY-SA 3.0 PL] May be used within the scope specified in Creative Commons Attribution BY-SA 3.0 PL license, full text available at: ; -

Digitizing institution:

Institute of Archaeology and Ethnology of the Polish Academy of Sciences

Original in:

Institute of Archaeology and Ethnology of the Polish Academy of Sciences

Projects co-financed by:

Operational Program Digital Poland, 2014-2020, Measure 2.3: Digital accessibility and usefulness of public sector information; funds from the European Regional Development Fund and national co-financing from the state budget. ; European Union. European Regional Development Fund

Access:

Open