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Shungite had historically been regarded as an example of abiogenic petroleum formation, [11] but its biological origin has now been confirmed. [10] Non-migrated shungite is found directly stratigraphically above deposits that were formed in a shallow water carbonate shelf to non-marine evaporitic environment.
The Zazhoginskoe field is one of the largest fields of shungite rocks in the world. [1] It is located on the outskirts of the village Tolvuya in Medvezhyegorsky District of Karelia, 1.7 km from the shore of Lake Onega, 5 km from a navigable bay. Shungite rocks were deposited around the northern part of Lake Onega and under the lake.
Several popular crystals used by believers such as shungite frequently contain heavy metals and present toxicity risks to those handling them for extended periods or ingesting substances which were in contact with the crystals.
The crystals are rarely found and the form is usually massive. It has a Mohs hardness of 5.5–6.5 and a specific gravity of 2.75–2.80. It is mostly translucent. Sugilite was first described in 1944 by the Japanese petrologist Ken-ichi Sugi (1901–1948) for an occurrence on Iwagi Islet, Japan, where it is found in an aegirine syenite ...
Shungite can be low-carbon (5% C), medium-carbon (5-25% C) and high-carbon (25-80% C) percent by weight of carbon and the carbon base of shungite is a multilayered fullerene-like globule with a diameter of 10-30 nm. Graphene is Carbon in 2 dimensional form. It is monolayer carbon molecules in a flat, 2 dimensional sheet.
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