Comments by "Peter deWolf" (@StoneShards) on "The Atlantic" channel.

  1. Has anyone tried to calculate the amount of iridium deposited? If that amount is large enough to discount an asteroid source (because the asteroid would have to be ridiculously huge to contribute that much iridium), controversy over. Volcanism makes much more sense than asteroid collision.
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  2. If you read the comment you purport to be responding to, you wouldn't be asking that question, as I EXPLICITLY indicated, "volcanism".
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