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  1. By: Allison, L. C. - Matthew, G. F. (George Frederick), - Natural History Society of New Brunswick.
    Publication info: S.l, s.n, 1881?
    Holding Institution: Canadiana.org
    Subjects: Diatoms  New Brunswick  Silica  
  2. By: Colony, Roy Jed,
    Publication info: Albany, The University of the State of New York, 1919
    Holding Institution: University of California Libraries
    Subjects: Silica  
  1. By: Vasconcellos, Francisco José de - Freitas, Jorge Alves de - Castro e Silva, Ademir.
    Type: Article
    In: Instituto Nacional de Pesquisas da Amazônia
    Date: 1995-01-01
    Publication Info: Instituto Nacional de Pesquisas da Amazônia
    Subjects: Cristais  inclusões minerais  Madeiras da Amazônia  Silica