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Question about greywacke formation and the shape of its crystals
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Question about greywacke formation and the shape of its crystals

Reddit r/geology·u/ThatAjummaDisciple·6 months ago
#R46m0XsK

So from what I've been taught, greywacke are poorly sorted sandstones with dark tones because of the higher amount of matrix. The poor sorting happens because of the rapid deposition of turbidity currents near the continental slopes.…

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Tiny Dust Grains From Massive Stars: How the Smallest and Largest Are Linked
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Tiny Dust Grains From Massive Stars: How the Smallest and Largest Are Linked

Universe Today·Evan Gough·7 months ago
#h7MWAb
#dust#grains#stars#star#distribution#article

Star dust is at the root of everything that exists, and is produced in large quantities around Wolf-Rayet binaries. But there are some puzzling observations of dust grain sizes that require explanations.…

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