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From: Peter Flass <peter_flass@yahoo.com>
Newsgroups: alt.folklore.computers,comp.os.linux.misc
Subject: Re: The joy of Technology
Date: Wed, 6 Nov 2024 18:31:15 -0700
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The Natural Philosopher <tnp@invalid.invalid> wrote:
> On 03/11/2024 23:35, rbowman wrote:
>> On Sun, 3 Nov 2024 20:59:45 -0000 (UTC), Lawrence D'Oliveiro wrote:
>> 
>>> That level of technology is called “chalcolithic”. That is, they mainly
>>> use fine stone tools, but they have also found a limited use for copper,
>>> which can be found lying around pure in some places, is easily workable
>>> but too soft to do much with. And they haven’t yet developed smelting
>>> technology to extract metals from ores and create harder alloys out of
>>> them, like bronze.
>> 
>> https://en.wikipedia.org/wiki/Metallurgy_in_pre-Columbian_Mesoamerica
>> 
>> South and Central America advanced beyond hammering out found copper.
>> There isn't much evidence in North America.
> 
> Bronze needs tin, and there might not have been much around.

Tin or arsenic. I don’t know if any other metals would work.

> 
> Iron is a *huge* step up.
> 



-- 
Pete