[Rockhounds] Thai rubies

[Kreigh Tomaszewski]

You might be able to tumble it off.

On Fri, Apr 14, 2017 at 9:12 PM, John Scully <jscully216 at gmail.com> wrote:

> please answer my original question -- how do I get it off!!
>
> 🤐
>
> On Apr 14, 2017 8:02 PM, "Michael Schmidt" <dm.schmidt at shaw.ca> wrote:
>
> > The treat is called glass filling.  It has been around since about 2008
> or
> > 2009, and will turn a ruby worth $5.00 p/ct into something that looks
> like
> > it's worth $5000 p/ct.
> >
> > Back in 2010 we were buying them in Tucson from dealers for (gasp) $25-45
> > p/ct.  Back home, we got multiple appraisals for them in the $6000-11,000
> > p/ct range.
> >
> > That same material today can be bought for $10 p/ct.
> >
> > Michael
> >
> > -----Original Message----- From: Kreigh Tomaszewski
> > Sent: Friday, April 14, 2017 4:58 PM
> > To: Rockhounds at drizzle.com: A mailing list for rock and gem collectors
> > Subject: Re: [Rockhounds] Thai rubies
> >
> > There is a possibility the coating is glass
> >
> > https://books.google.com/books?id=5BsyBwAAQBAJ&pg=PA99&lpg=
> > PA99&dq=what+is+the+coating+on+thai+rubies&source=bl&ots=
> > SFzyR3l_SP&sig=gjQdmUEI4zYSzzKiWqvHi2ZVr6o&hl=en&sa=X&ved=0a
> > hUKEwitlv7VkqXTAhUM94MKHTnhC-sQ6AEIbjAJ#v=onepage&q=what%20
> > is%20the%20coating%20on%20thai%20rubies&f=false
> >
> > On Fri, Apr 14, 2017 at 7:43 PM, Tim Fisher <nospam at orerockon.com>
> wrote:
> >
> > I asked a Thai gemstone dealer friend, I'll let you know what he says.
> >>
> >> Tim Fisher
> >> Orerockon.com
> >>
> >>
> >> -----Original Message-----
> >> From: Rockhounds [mailto:rockhounds-bounces at rockhounds.drizzle.com] On
> >> Behalf Of Bart Heymans
> >> Sent: Friday, April 14, 2017 4:07 PM
> >> To: rockhounds at rockhounds.drizzle.com
> >> Subject: Re: [Rockhounds] Rockhounds Digest, Vol 4, Issue 6
> >>
> >> Hi,
> >>
> >> Could the coating be shellac?
> >>
> >> Regards,
> >>
> >> Bart Heymans
> >> Op do 13 apr. 2017 om 21:00 schreef <
> >> rockhounds-request at rockhounds.drizzle.com>
> >>
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> >> > Today's Topics:
> >> >
> >> >    1. Cleaning Thai Rubies (John Scully)
> >> >
> >> >
> >> > ------------------------------------------------------------
> ----------
> >> >
> >> > Message: 1
> >> > Date: Wed, 12 Apr 2017 14:03:15 -0600
> >> > From: John Scully <jscully216 at gmail.com>
> >> > To: Rockhounds <rockhounds at lists.drizzle.com>
> >> > Subject: [Rockhounds] Cleaning Thai Rubies
> >> > Message-ID:
> >> >         <CAB2BCLZ0p2G8izxG9Ga=GRwr_JqMrGhAMPrUEhikRD50LPN0=
> >> > w at mail.gmail.com>
> >> > Content-Type: text/plain; charset=UTF-8
> >> >
> >> > Hi,
> >> >
> >> > I just got back from Thailand and, among new treasures, is a bag of
> >> > bright but lesser quality rubies and sapphires.  They are heavily
> >> > coated with something that brings out their color but looks fake --
> >> > waxy, shiny.  At first I thought it was just some acrylic or shellac,
> >> > but neither alcohol nor varsol touches it.  OI can scratch it with a
> >> knife, but that is all.
> >> >
> >> > Any ideas on what it is and how on earth to get rid of it??
> >> >
> >> > Thanks
> >> > John Scully
> >> > ?
> >> >
> >> >
> >> > ------------------------------
> >> >
> >> > Subject: Digest Footer
> >> >
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> >> >
> >> > ------------------------------
> >> >
> >> > End of Rockhounds Digest, Vol 4, Issue 6
> >> > ****************************************
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