Re: gum printing

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From: Judy Seigel (jseigel@panix.com)
Date: 02/26/03-01:26:56 AM Z


On Wed, 26 Feb 2003, Christina Z. Anderson wrote:
> (Another reason to get the Hilary Page book) 32 different watercolor whites
> are listed, and a rundown of the differences between them. A few quick
> notes from Page: "...zinc whites are marketed in various qualities and
> degrees of whiteness..." some zincs are more transparent, called
> semitransparent, and all zincs that are zinc are more transparent than
> titanium, as a general rule. A denser form of zinc is called Chinese White,
> but some Chinese Whites nowadays are actually titanium and not zinc.
> Titanium is opaque and would clearly be the better choice for a one
> coat gum on dark. It *had* problems of uneven chalking and yellowing but no
> longer. It also has a high refractive index, and surpasses all other whites
> in brilliance, hiding power...
> She goes thru the tones of the whites--some are yellowish, she says,
> some are greyish, some warm off white, some transparent, some lift
> well....For instance, you'd probably want a titanium that was opaque and
> that would be Schmincke Opaque Titanium White. Others are in various levels
> of opacity which she notes.

Chris that is marvelous... may your house be safe from tigers. Yes, I'll
get this book ASAP. Thank you...

And PS -- one other thing about the zinc white -- it dries VERY quickly in
the tube, at least my Winsor Newton tube did. (I think that's one of the
qualities cited for it in oil painting -- quick drying.) Six months ago
this tube was fine. Now it's so stiff I'm not sure I can squeeze paint out
of it.

What am I doing STILL on e-mail when I said I was getting off? Asking you
the full name of this book, that's what.... Where did you get it? Can you
imagine a painting made with all 32 whites? I think I once did a print
called 32 shades of green... I think I need some sleep.

PS. the titanium I was using that was pretty good was a gouache, Acryla
being the name. I'd thought it might be acrylic & used it warily at first,
but it developed like a watercolor. I'll add that the zinc was better for
mixing with a color to opaque or pastel it, if you wanted to do that....it
behaved better in combination, more nuanced.

J.


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