That sounds weird. I can't imagine how a rock could form accretion-wise. The inside looks really weird as well - lots of holes in the middle. I guess it's only as weird as geodes are though so probably not that weird at all... wonder what Mat will say?
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Matt has made no comment so far
Matt has made no comment so far. Too busy in his new day job earning money and hopefully studying at night.
Weird
That sounds weird. I can't imagine how a rock could form accretion-wise. The inside looks really weird as well - lots of holes in the middle. I guess it's only as weird as geodes are though so probably not that weird at all... wonder what Mat will say?