[Fwd: Cob: clay colors]

[Charmaine R Taylor]

> "ToSwink" <toswink at mindspring.com> said: IF you saw layers of color clay
> like blue,yellow,white,red or
> other colors
> would you ask what minerals that this near? Sometimes color clay
> suggest
> others minerals in same area. I am clueless but would like to
> know more.
>
> +++++++++++++
>
> I will do some research- I've got a couple great techy books to go
> thru,  but basically all clay is a weathering og feldspar and
> quartz..other impurities are PROBABLY what the color is from...but multi
> colored clays are found world wide...I woould love to see purple myself,
> but have seen red, white, rust, pinkkish, cinnamon blueish and more
> "earth tones"
>
> I used a deep burgandy clay from Rough & ready ( love thatname) CA, and
> my walls came out apricot gold when I used the clay in lime water to
> make a natural paint... very thin amounts of clay made a pale orange on
> a differnt wall surface.  so you can mix to get other colors it seems
> form a few samples.
>
> Charmaine  Taylor/ Taylor Publishing
> http://www.dirtcheapbuilder.com
> http://www.papercrete.com