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This episode: Intricate networks of tunnels in garnet gemstones seem to have come from tunneling microorganisms!

Thanks to Magnus Ivarsson for his contribution!

Download Episode (5.4 MB, 5.9 minutes)

Show notes:
Microbe of the episode: Streptomyces griseosporeus

News item

Journal Papers:
Ivarsson M, Skogby H, Phichaikamjornwut B, Bengtson S, Siljeström S, Ounchanum P, Boonsoong A, Kruachanta M, Marone F, Belivanova V, Holmström S. 2018. Intricate tunnels in garnets from soils and river sediments in Thailand – Possible endolithic microborings. PLOS ONE 13:e0200351.

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