On Thursday, August 25, 2016, John M Johnston (jmjhnstn) <
jmjhnstn@m...> wrote:

> Is this what you speak of, and what carrier is used to make the solution,
> or do you purchase the paste in a tube?  The process you describe is not
> familiar to me.
>
> Van Dyke brown, also known as Cassel earth and Cologne earth, is a brown
> earth containing iron and manganese oxides and lignites, which are organic
> substances from peat or coal. It was first used in European painting in the
> 17th century and is still in use today.
>
>
>
I think he is talking about these

 http://www.leevalley.com/us/wood/page.aspx?p=20071&cat=1,190,42997,42999

Which come in colors, so you may not need the Van Dykes to color match.

Kirk, in the humidity belt


-- 
Sent from my iPad, apologies for the Auto Correct errors.
Kirk