Meteorites: Optical Activity in Organic Matter

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Science  21 Oct 1966:
Vol. 154, Issue 3747, pp. 377-380
DOI: 10.1126/science.154.3747.377


A low- amplitude, positive, Cotton effect, centered at about 340 millimicrons, has been observed in organic extracts of samples from ordinary (noncarbonaceous) chondrites. Ancillary evidence renders it likely that this optical activity derived from contamination by biologic materials on Earth.