Horsetail - Fossilised wood - Calamite - 5 cm - 7 cm (No reserve price)

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Calamite specimen Cola de caballo from the Carboniferous period, origin Spain, natural state with original patina and no treatments; authentic original, single item, dimensions 5 cm high by 7 cm wide by 12 cm deep, weight 447 g.

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Description from the seller

Calamites (tree fern) – compact specimen
Carboniferous Period – Northern Spain (≈ 300 million years)
Despite its size, the specimen stands out for the high clarity of the vertical striations on the trunk, clearly visible across the entire surface, making it a very representative piece of the taxon.
Keeps folds characteristic of its fossilization and physical traits.
The relief definition is especially notable relative to its size. It still preserves much of the bark from one end to the other.
The piece is preserved in a completely natural state, has not been altered or intervened.
No varnishes or chemical treatments, keeping its original patina intact.
Compact and stable specimen, ideal as a study piece, for small display cases or as a reference fossil within a collection specialized in Carboniferous flora.
Technical data: it consists of a single piece found on the top of a mountain.
Authenticity guaranteed
Taxon: Calamites
Geological period: Carboniferous
Age: approximately 300 million years
Origin: Northern Spain
Dimensions: 5 cm high × 7 cm wide × 12 cm deep
Conservation status: Very good.
Preparation: Cleaned without chemicals and by hand.
Treatments: None.
Unique piece.
An attractive specimen due to the high quality of the striated pattern, especially valued by collectors who appreciate morphological definition and taxonomic fidelity.
Shipping will be professionally packaged, ensuring proper preservation during transport.

Calamites (tree fern) – compact specimen
Carboniferous Period – Northern Spain (≈ 300 million years)
Despite its size, the specimen stands out for the high clarity of the vertical striations on the trunk, clearly visible across the entire surface, making it a very representative piece of the taxon.
Keeps folds characteristic of its fossilization and physical traits.
The relief definition is especially notable relative to its size. It still preserves much of the bark from one end to the other.
The piece is preserved in a completely natural state, has not been altered or intervened.
No varnishes or chemical treatments, keeping its original patina intact.
Compact and stable specimen, ideal as a study piece, for small display cases or as a reference fossil within a collection specialized in Carboniferous flora.
Technical data: it consists of a single piece found on the top of a mountain.
Authenticity guaranteed
Taxon: Calamites
Geological period: Carboniferous
Age: approximately 300 million years
Origin: Northern Spain
Dimensions: 5 cm high × 7 cm wide × 12 cm deep
Conservation status: Very good.
Preparation: Cleaned without chemicals and by hand.
Treatments: None.
Unique piece.
An attractive specimen due to the high quality of the striated pattern, especially valued by collectors who appreciate morphological definition and taxonomic fidelity.
Shipping will be professionally packaged, ensuring proper preservation during transport.

Details

Number of objects
1
Specimen
Horsetail
Scientific name
Calamite
Country of origin
Spain
Geological period
Carboniferous (358.9 - 298.9 million years)
Condition
Natural
Weight
447 g
Height
5 cm
Width
7 cm
Depth
12 cm
Authenticity
Original/official
SpainVerified
New
on Catawiki
Private

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