[meteorite-list] portales etch- a strange thing happened 2-day
From: meteorite1.com <capricorn89_at_meteoritecentral.com>
Date: Thu Apr 22 10:01:33 2004 Message-ID: <001201c21312$1a9051c0$df36b2d1_at_earthlink.net> This is a multi-part message in MIME format. ------=_NextPart_000_000F_01C212D7.6D92C8C0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Harlan, Yes, that will happen. With just the right stroke, usually a short = quick back-and-forth, especially with slightly wet sandpaper, around = #400 - 600 grade, you will see the Widmanstatten figures. it is a quick = way to check your pattern prior to acid etching. I have this happen on = irons all the time. Ron Hartman ----- Original Message -----=20 From: harlan trammell=20 To: meteorite-list_at_meteoritecentral.com=20 Sent: Thursday, June 13, 2002 12:19 PM Subject: [meteorite-list] portales etch- a strange thing happened = 2-day while vigorously hand-sanding a portales metal slice w/ #600 paper, a = strange thing began to occur. upon several passes over clean dry paper, = i looked to see if i had gotten rid of the old finish and a = widmanstatten pattern appeared! no acid- bare hands, dry. i tried it = again wet and it happened again. i noticed that the filings were = actually follwing and sticking to the crystal lines. theses filings = further accentuated the pattern, but could be wiped off and the pattern = was less visible then. but the pattern was infact still "etched" there = in the newly SANDED finish even after alcohol wipe. any ideas or other = encounters of this? -------------------------------------------------------------------------= ----- Chat with friends online, try MSN Messenger: Click Here ______________________________________________ Meteorite-list mailing = list Meteorite-list_at_meteoritecentral.com = http://www.pairlist.net/mailman/listinfo/meteorite-list=20 ------=_NextPart_000_000F_01C212D7.6D92C8C0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content=3D"text/html; charset=3Diso-8859-1" = http-equiv=3DContent-Type> <META content=3D"MSHTML 5.00.2314.1000" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT size=3D2> <DIV><FONT size=3D2>Hi Harlan,</FONT></DIV> <DIV> </DIV> <DIV><FONT size=3D2>Yes, that will happen. With just the right = stroke,=20 usually a short quick back-and-forth, especially with slightly wet = sandpaper,=20 around #400 - 600 grade, you will see the Widmanstatten = figures. it=20 is a quick way to check your pattern prior to acid etching. I = have=20 this happen on irons all the time.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=3D2>Ron Hartman</FONT></DIV></FONT></DIV> <BLOCKQUOTE=20 style=3D"BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: = 0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px"> <DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV> <DIV=20 style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B>=20 <A href=3D"mailto:skyrox_at_hotmail.com" = title=3Dskyrox_at_hotmail.com>harlan=20 trammell</A> </DIV> <DIV style=3D"FONT: 10pt arial"><B>To:</B> <A=20 href=3D"mailto:meteorite-list_at_meteoritecentral.com"=20 = title=3Dmeteorite-list_at_meteoritecentral.com>meteorite-list@meteoritecentr= al.com</A>=20 </DIV> <DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Thursday, June 13, 2002 = 12:19=20 PM</DIV> <DIV style=3D"FONT: 10pt arial"><B>Subject:</B> [meteorite-list] = portales etch-=20 a strange thing happened 2-day</DIV> <DIV><BR></DIV> <DIV> <DIV>while vigorously hand-sanding a portales metal slice w/ #600 = paper, a=20 strange thing began to occur. upon several passes over clean dry = paper, i=20 looked to see if i had gotten rid of the old finish and a = widmanstatten=20 pattern appeared! no acid- bare hands, dry. i tried it again wet and = it=20 happened again. i noticed that the filings were actually follwing and = sticking=20 to the crystal lines. theses filings further accentuated the pattern, = but=20 could be wiped off and the pattern was less visible then. but the = pattern was=20 infact still "etched" there in the newly SANDED finish even after = alcohol=20 wipe. any ideas or other encounters of this?</DIV></DIV><BR = clear=3Dall> <HR> Chat with friends online, try MSN Messenger: <A=20 href=3D"http://g.msn.com/1HM505401/43">Click=20 Here</A><BR>______________________________________________ = Meteorite-list=20 mailing list Meteorite-list_at_meteoritecentral.com=20 http://www.pairlist.net/mailman/listinfo/meteorite-list=20 </BLOCKQUOTE></BODY></HTML> ------=_NextPart_000_000F_01C212D7.6D92C8C0-- Received on Thu 13 Jun 2002 03:39:58 PM PDT |
 StumbleUpon del.icio.us reddit Yahoo MyWeb
|