Bitterfeld Amber
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Bitterfeld amber is amber found near the town of
Bitterfeld Bitterfeld () is a town in the district of Anhalt-Bitterfeld, Saxony-Anhalt, Germany. Since 1 July 2007 it has been part of the town of Bitterfeld-Wolfen. It is situated approximately 25 km south of Dessau, and 30 km northeast of Hall ...
in
Saxony-Anhalt Saxony-Anhalt ( ; ) is a States of Germany, state of Germany, bordering the states of Brandenburg, Saxony, Thuringia and Lower Saxony. It covers an area of and has a population of 2.17 million inhabitants, making it the List of German states ...
, Germany. While visually similar to the better known
Baltic amber Baltic amber or succinite is amber from the Baltic region, home of its largest known deposits. It was produced sometime during the Eocene epoch, but exactly when is controversial. It has been estimated that this forested region provided the re ...
and often historically considered to be redeposited Baltic amber, chemical analysis shows that it is distinct from Baltic amber. The amber is thought to originate
Eocene The Eocene ( ) is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene'' comes ...
epoch, around the same time as Baltic amber. Like Baltic amber, the amber is renowned for its fossil inclusions such as those of arachnids and insects. The amber is found deposited in sands and silts of the Cottbus Formation, which is thought to be of late
Oligocene The Oligocene ( ) is a geologic epoch (geology), epoch of the Paleogene Geologic time scale, Period that extends from about 33.9 million to 23 million years before the present ( to ). As with other older geologic periods, the rock beds that defin ...
age, considerably younger than the amber itself. Some fossil animal species are shared between Baltic and Bitterfeld ambers, supporting the idea that they were deposited at the same time, while both ambers have species apparently unique to them. The amber bearing deposit was excavated as part of a
lignite Lignite (derived from Latin ''lignum'' meaning 'wood'), often referred to as brown coal, is a soft, brown, combustible sedimentary rock formed from naturally compressed peat. It has a carbon content around 25–35% and is considered the lowest ...
coal mining operation active from 1975 to 1993, which resulted in over 400 tonnes of amber being unearthed. Compared to Baltic amber, the Bittefeld amber has been subject to considerably less research. The amber likely originated from a forested environment, perhaps a swamp forest. The source tree is suggested to have either belonged to
Sciadopityaceae Sciadopityaceae, commonly called umbrella pines, are a family of conifers now endemic to Japan but in prehistoric times they could also be found in Europe and China. The sole living member of the family is ''Sciadopitys verticillata'' (the kōyam ...
or to
Pinaceae The Pinaceae (), or pine family, are conifer trees or shrubs, including many of the well-known conifers of commercial importance such as Cedrus, cedars, firs, Tsuga, hemlocks, Pinyon_pine, piñons, larches, pines and spruces. The family is incl ...
.


References

{{Reflist Amber