Stomatolite: Mary Ellen Jasper, large

Product number: F912

€74.00*

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Product information "Stomatolite: Mary Ellen Jasper, large"

High polished disk of cyanobacteria formed in very shallow seas.
Hence the stratification: tidally rhythmic deposition of the sediments of cyanobacteria.

Precambrian (2.2 billion years old)

Place of discovery: Biwabik Formation, Mary Ellen Mine, Mesabi Range, St. Louis County, Minnesota, USA.

Size: 7 x 13 cm

Colors shown in pictures may differ slightly from the original due to technical reasons.

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Cut block of petrified microbial mats and algage that caught sediment. These only form in very rare conditions, especially in freshwater. The lammelar and columnar structures of the stromatolites are banded with an orange-black color scheme.Mainly grey and green, some red jasper.Age: Kreide, Maastrichtium, El Molino FormationLocality: Süd-Cochabamba, Oruro, BolivienSize: ca. 11 x 5,5 x 4 cmColors shown in pictures may differ slightly from the original due to technical reasons.

€95.00

Prices incl. VAT plus shipping costs

Stromatolite: Mary Ellen Jasper

Highly polished disk of rock with columns of cyanobacteria formed in very shallow seas.Hence the stratification: tidally rhythmic deposition of the sediments of cyanobacteria.Mainly grey and green, some red jasper.Age: Precambrian (2.2 - 1.88 billion years old)Locality: Biwabik Formation, Mary Ellen Mine, Mesabi Iron Range, St. Louis County, Minnesota, USASize: approx. 19 x 9.5 x 0.5 cm (7.5 x 3.8 x 0.2 in)Colors shown in pictures may differ slightly from the original due to technical reasons.

€199.00

Prices incl. VAT plus shipping costs

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