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11 May-21:01:46 Re: the mizunaka collection - fluorite (Am Mizunaka)
11 May-08:49:40 Re: a mineralogical trip through germany / baden-wuerttemberg (Tobi)
11 May-08:44:49 Re: the mizunaka collection - fluorite (Tobi)
11 May-06:20:29 Re: collection of volkmar stingl (Volkmar Stingl)
11 May-04:39:24 Re: soon 15 years of fmf and how to achieve many more (James Catmur)
11 May-02:11:53 Re: soon 15 years of fmf and how to achieve many more (Peter Lemkin)
10 May-23:55:01 The mizunaka collection - fluorite (Am Mizunaka)
10 May-21:34:36 Re: don lum collection (Don Lum)
10 May-12:52:14 Re: a mineralogical trip through germany / baden-wuerttemberg (Jesse Fisher)
10 May-12:23:01 Re: soon 15 years of fmf and how to achieve many more (Makokerowill)
09 May-23:10:51 Re: magnetic serpentine? (Ken)
09 May-11:45:05 Re: collection of michael shaw (Michael Shaw)
09 May-11:22:06 Re: collection of firmo espinar (Firmo Espinar)
08 May-11:32:22 Re: hillman hall of minerals and gems (Tom Mazanec)
08 May-02:15:29 Re: magnetic serpentine? (Alfredo)
08 May-00:00:15 Re: monthly mineral chronicles, mineral guides and more... (Crocoite)
07 May-21:45:34 Magnetic serpentine? (Ken)
07 May-13:00:12 Re: collection of benjamin carballo (Benj)
07 May-07:03:24 Re: collection of david carter (Jordi Fabre)
07 May-06:44:30 Re: collection of david carter (David916)
07 May-06:36:35 Re: collection of benjamin carballo (Benj)
07 May-06:29:30 Re: collection of david carter (David916)
06 May-19:49:56 Re: the mizunaka collection - quartz over chrysocolla (Am Mizunaka)
06 May-14:33:39 Re: a mineralogical trip through italy by sante celiberti (Sante Celiberti)
06 May-10:24:20 Re: collection of david carter (David916)

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  Topic: Join us to dig a giant Amethyst geode - 'Part 2'
Antonio Da Silveira

Replies: 6
Views: 44229

PostForum: Exceptional finds   Posted: Oct 23, 2010 17:27   Subject: Re: Join us to dig a giant Amethyst geode - 'Part 2'
The arriving of the giant geode to our factory
  Topic: Join us to dig a giant Amethyst geode - 'Part 2'
Antonio Da Silveira

Replies: 6
Views: 44229

PostForum: Exceptional finds   Posted: Oct 23, 2010 17:14   Subject: Re: Join us to dig a giant Amethyst geode - 'Part 2'
Hi all,

continue to expose the images of the removal of this giant geode...



Antonio.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2010 10:16   Subject: Re: Join us to dig a giant Amethyst geode
https://picasaweb.google.com/stonesmines/OCTUBRE2010?authkey=Gv1sRgCMrSg9G72d-i5AE#5531024263890152546
(link normalized by FMF)
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 22, 2010 19:29   Subject: Re: Join us to dig a giant Amethyst geode
Dear Steve,

Here see you can the saw used to cut these big geodes.
https://picasaweb.google.com/stonesmines/OCTUBRE2010?authkey=Gv1sRgCMrSg9G72d-i5AE#5531024263890152546
(link normalized by FMF) ...
  Topic: Gail Spann's Tucson photo fest, 2010
Antonio Da Silveira

Replies: 443
Views: 483274

PostForum: Mineral Shows by Gail Spann   Posted: Feb 12, 2010 20:13   Subject: Re: Gail Spann's Tucson photo fest, 2010.
Dear Gail,
You imagine the value of their work in the forum ??

Cheers,
Antonio
  Topic: Endomorph or Pseudomorph?
Antonio Da Silveira

Replies: 49
Views: 90539

PostForum: Minerals and Mineralogy   Posted: Jan 26, 2010 18:59   Subject: Re: Endomorph or Pseudomorph?
Amethyst Pseudomorph, Artigas Uruguay.

Antonio
  Topic: Join us to dig a giant Amethyst geode - 'Part 2'
Antonio Da Silveira

Replies: 6
Views: 44229

PostForum: Exceptional finds   Posted: Sep 14, 2009 18:23   Subject: Re: JOIN US TO DIG A GIANT AMETHYST GEODE - " PART 2 "
Continuing with the exhibition ...
  Topic: Join us to dig a giant Amethyst geode - 'Part 2'
Antonio Da Silveira

Replies: 6
Views: 44229

PostForum: Exceptional finds   Posted: Sep 14, 2009 18:10   Subject: Join us to dig a giant Amethyst geode - 'Part 2'
The " Santiño" Mine located in the Catalan area, Artigas- Uruguay, a famous place for producing the highest quality Amethysts are global benchmark ....

Friends of the Forum is not the r ...
  Topic: Tucson 2009 Gail Spann Show report.
Antonio Da Silveira

Replies: 237
Views: 251240

PostForum: Mineral Shows by Gail Spann   Posted: Feb 12, 2009 07:59   Subject: Re: Tucson Gail Spann Show report.
Congratulations for your publication in the site.
In your photos I have had the opprtunity to see people that I only know by mail.
This is one of the exellent pieces we are exhibiting in Tucson.

...
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Jul 16, 2008 17:19   Subject: Re: Join us to dig a giant amethyst geode
" FINISHED WORK "


Best Regards

Antonio
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2007 13:13   Subject: Re: Join us to dig a giant amethyst geode
End of a hard day´s work at the mine and with the assurance that the work will meet step by step as scheduled.

Continue ....
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2007 13:04   Subject: Re: Join us to dig a giant amethyst geode
Works are concentrated in the "Zapata" as we said earlier, bottom or base of the piece.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2007 13:01   Subject: Re: Join us to dig a giant amethyst geode
Mr. Sanchis, the technician, axaming work.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2007 12:58   Subject: Re: Join us to dig a giant amethyst geode
Continuing,
With the work for the release of this piece, we con add that gradually are emerging the real dimensious hidden in the basalt.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 23, 2007 11:54   Subject: Re: Join us to dig a giant amethyst geode
Hi Jordi,

In the area mining are old and had been linked with a macro unit morfo structural regionally defined by spills of basaltic lavas and sandstones associated linked to the tectonic evolution ...
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 12, 2007 09:49   Subject: Re: Join us to dig a giant amethyst geode
We will continue providing information and sharing it trascendent moment with you.

Regards

Antonio
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 12, 2007 09:46   Subject: Re: Join us to dig a giant amethyst geode
The work that you are watching is very artisanal, to achieve a extraction with out harming the specimen.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 12, 2007 09:42   Subject: Re: Join us to dig a giant amethyst geode
External view of the geode and its just released parts.
The follow step now are the works in the down side that we call "Zapata", and it´s so hard because the geode will be practically sesp ...
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 12, 2007 09:33   Subject: Re: Join us to dig a giant amethyst geode
External view with the marks of the "barramina" that is use to cut the basalt in successive drilling as looks.
  Topic: Join us to dig a giant Amethyst geode
Antonio Da Silveira

Replies: 37
Views: 182160

PostForum: Exceptional finds   Posted: Oct 12, 2007 09:28   Subject: Re: Join us to dig a giant amethyst geode
We see formation of calcites in the ceiling of the geode, approximately of about 20 cm to 25 cm of length. It do not show other formations from the window, which allows only to
observe certain angles ...
 
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