Wood - Specimen details

Wood - Specimen details

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Catalogue Number: 17979

No Image
Plant Name 159.03 FAGACEAE Entry Book Number 21.1914
Artefact Name Wood Vernacular Name
Iso Country USSR TDWG Region USSR
Parts Held Wood Geography Description Russia, River Moksha
Uses WoodUse: User: Not defined TDWG use
Storage Woods size B Related Items
Donor Burbidge Thos Donor No
Donor Date Donor Notes
Collector Collector No
Collection Notes Collection Date
Exhibition Expedition
Number Components Publication
Notes: Label source: Sample of black oak from Russia. The blackness of the specimen appears to be the result of the action of iron on the tannin in the wood. Such blackening takes place slowly in oak-wood when submerged in water containing iron in solution, as, in the case of bog-oak. The black colour can be removed from the specimen, gradually from the surface inwards, by soaking in diluted hydrochloric acid. A similar result was obtained with a sample of bog-oak from Ireland See letter book IX.p.50 J.H.H. L.A., B. 25.3.14.

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