[austechwriter] Fwd: Re: Re: elemental?
- From: Michael Edward Granat <megranat@xxxxxxxx>
- To: austechwriter@xxxxxxxxxxxxx
- Date: Mon, 23 Jun 2003 15:48:40 +1000
Forwarded FYI.
>From: "My Scientist Friend Who Shall Remain Nameless to Austechwriter"
>To: "Michael Edward Granat" <megranat@xxxxxxxx>
>Subject: Re: [austechwriter] Re: elemental?
>Date: Mon, 23 Jun 2003 15:39:10 +1000
>
>No, I don't...
>
>Aluminum/Aluminium is from the latin alumen, alum. Further to Greek and
>Roman use, in 1761 de Morveau proposed the name alumine for the base in
>alum, and Lavoisier in 1787 thought this to be the oxide of a still
>undiscovered metal. Wohler is generally credited with having isolated the
>metal in 1827, although an impure form was prepared by Oersted 2 years
>earlier.
>
>The Bayer process is generally used to refine bauxite (an impure hydrated
>oxide ore, found in large deposits in Australia) so that it can be
>accommodated in the Hall-Heroult refining process used to produce most
>aluminium.
>
>The oxide alumina, occurs naturally as ruby, sapphire, corundum and emery
>and is used in glass making and refractories.
>
>It is worth noting (for those trivia nights) that aluminium is the most
>abundant metal in the earth's crust (8.1%) but is never found free in
>nature.
>
>----- Original Message -----
>From: "Michael Edward Granat" <megranat@xxxxxxxx>
>To: <ian@xxxxxxxxxxxxxxxxxxx>
>Sent: Monday, June 23, 2003 12:41 PM
>Subject: Fwd: [austechwriter] Re: elemental?
>
>
> >
> > >Delivered-To: austechwriter@xxxxxxxxxxxxx
> > >From: "Rod Ward" <rod.w@xxxxxxxxxx>
> > >To: <austechwriter@xxxxxxxxxxxxx>
> > >
> > >Actually I think you mean Alumina + heaps of electricity =3D aluminium
> > >
> > >Alumina is a whitish powder formed in initial processing of bauxite =
> > >(aluminium/aluminum whatever ore).
> > >See this link:
> >
> >http://www.aluminum.org/Content/NavigationMenu/The_Industry/-Alumina/Alum=
> > >ina.htm
> >
> >
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