ST Alpha - "that's really cool. I've never heard of those. I wonder if they're actually opal (like chemically). -- nm" (Reading a Post)

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In response to "you have to buy a chocolate opal or 3. they come from there and are as beautiful as scarce -- (link)" by Peglegpete

that's really cool. I've never heard of those. I wonder if they're actually opal (like chemically). -- nm

Posted by mafic Jan 15 '15, 19:26

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Responses:

yes, and only found in Etheopia -- nm - Peglegpete Jan 15, 19:27 1
- (also cool because most opal is sedimentary, and these are apparently volcanic) -- nm - mafic Jan 15, 19:32

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