Cited by 50Origins and Evolution of LifePaleontology and Stratigraphy of FossilsCalcium Carbonate Crystallization and Inhibition

The Role of Quartz in the Origin of Optical Activity on Earth

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Evgenii, Klabunovskii, Wolfram, Thiemann·2000·Origins of life and evolution of the biosphere

Abstract

A thorough analysis of literature data on distribution of right and left quartz in many locations on the surface of Earth indicates that quartz enantiomorph crystals are distributed in equal amounts in all locations. Therefore optically active quartz crystals of one or the other enantiomorph could not serve as the source of homochirality in the evolution of biosphere. Hence the calculation of a PVED based on published 'small excess of left quartz crystals' on Earth lacks a sound physical basis.

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Crossref · 10.1023/a:1006766311211

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  • D-quartz and L-quartz are equally distributed on earth, arguing against quartz as a deterministic source.

    “A final argument against the implication of quartz as a deterministic source of chiral discrimination of the molecules of life comes from the fact that D-quartz and L-quartz are equally distributed on earth.257,258”
  • No significant bias of one enantiomorphic crystal or surface over the other has been measured when counting is averaged over several locations on earth.

    “since no significant bias of one enantiomorphic crystal or surface over the other has been measured when counting is averaged over several locations on earth.257,258”

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Authors
Evgenii, K., & Wolfram, T.
Venue
Origins of life and evolution of the biosphere
Published
2000-10
Volume
30
Issue
5
Pages
431-434
ISSN
  • 0169-6149 (ISSN-L)
  • 1573-0875
OpenAlex
W1678791938
Cited by
50
References
0
Citations by year
2023: 1 · 2022: 6 · 2021: 3 · 2020: 1 · 2018: 3 · 2017: 3 · 2015: 2 · 2013: 4 · 2012: 3
FWCI
2.17
Type
journal article
Language
en
Open access
Locations
  • Origins of Life and Evolution of Biospheres (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Origins and Evolution of Life
  • Physical Sciences › Earth and Planetary Sciences › Paleontology › Paleontology and Stratigraphy of Fossils
  • Physical Sciences › Materials Science › Biomaterials › Calcium Carbonate Crystallization and Inhibition
Keywords
quartz, optical activity, homochirality, enantiomorphism, origin of life
MeSH terms
Crystallization, Geography, Quartz, Stereoisomerism, Earth, Planet, Evolution, Chemical

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