Re: Volcanoes and Gold, the Metal

From: donald j haarmann (donald-haarmann_at_worldnet.att.net)
Date: 08/28/04 

Date: Sat, 28 Aug 2004 09:44:22 GMT

"pete" <vincent@triumfunspam.ca>
> Gold coatings can be made thin enough to be transparent, as on the
> windows of south african rail cars, where it is used like aluminized
> mylar to reflect heat. Looking through such coatings, the world
> is tinted, sometimes, distinctly green. Don't know if that's an
> interference effect of the particular coating thickness, or if
> it is a characteristic of the metal.
>

-----------
If you check back I believe you will find the green tint of thin gold was
first discovered by Faraday! 

-- 
donald j haarmann — independently dubious

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