Porphyritic diabase - ROM2010_11454_30

ROM2010_11454_30

Porphyritic diabase

Place Collected
(Object)
:
North America, Canada, Ontario, Matachewan
Taxonomy
    • Attributes
    • Objects
    • Petrology Taxonomy
    • Specimen Genetic ClassIgneous
    • Intrusive
    • Specimen GroupDiabase
Object number: ROMESM25478
Not on view
DescriptionIgneous Intrusive rock - large feldpsar phenocrysts, part of the Matachewan dyke swarm dated from 2.45 to 2.47 BYA
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