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firefly5 March 13th, 2015 6:56am

Science Friday (3/3): The largest geode found to date was found in the Parana Basin in South America. With crystals of up to 36" long, this geode weighs north of 2200 pounds.

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Zod Above Pugetropolis
03/13/15 11:51 am

There is a relatively recently disclosed one in Spain that might be a contender too, and even if it isn't, it is way cool! Site includes 5 minute video (it gets awesome at the 2 minute mark):

rons Thanks America
03/13/15 5:19 am

And I thought that 600 lb lady was fat on TLC.

firefly5 the verse
03/13/15 12:00 am


While the Parana Basin is a great place to find very large geodes, the world's largest geode can be found in Ohio, of all places. Crystal Cave, which is on South Bass Island in Lake Erie, is a geode so large that several people can easily

firefly5 the verse
03/13/15 12:03 am

fit inside it. Crystals in the cave are as long as 1m (~39"), leaving the cave with a maximum diameter of just under 11m (~35 ft).

Ru12bseen Ignoring the Ignorant
03/13/15 5:24 am

You and your evil trickery. 😏😉👍

firefly5 the verse
03/14/15 11:19 am

I am! I'm just saying that it's not where you'd expect to find this thing. Ohio is great. You have... And there's... um, go LeBron?

MachoMatt84 Climbing Mountains
03/13/15 12:00 am

I must be wrong since Michigan is red