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Newest topics and users posts
14 Aug-06:11:24 Re: dog tooth calcite (R Saunders)
14 Aug-06:08:52 Dog tooth calcite (R Saunders)
14 Aug-05:50:29 Re: the illinois fluorites with calcite are chemically etched? (Franjungle)
14 Aug-05:42:24 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-05:36:35 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-05:34:41 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-05:19:10 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-05:16:02 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-05:13:26 Re: the illinois fluorites with calcite are chemically etched? (R Saunders)
14 Aug-04:52:33 Re: franjungle collection (Franjungle)
14 Aug-04:08:21 Re: collection of enrique llorens (Enrique Llorens)
14 Aug-03:48:39 Re: howdy from hornby island (Pierre Joubert)
14 Aug-00:32:06 Howdy from hornby island (Tone Catton)
13 Aug-21:57:29 Re: a few finds out of creek (Kurtmocwb)
13 Aug-21:48:03 Re: a few finds out of creek (Justin Hickok)
13 Aug-21:33:06 Re: blue-green rock (Justin Hickok)
13 Aug-21:03:16 Re: a few finds out of creek (Bob Harman)
13 Aug-20:54:34 Re: a few finds out of creek (Kurtmocwb)
13 Aug-20:49:57 Re: a few finds out of creek (Bob Harman)
13 Aug-19:52:33 Re: a few finds out of creek (Kurtmocwb)
13 Aug-19:49:03 Re: a few finds out of creek (Kurtmocwb)
13 Aug-16:50:49 Re: enargite triplets (Justin Hickok)
13 Aug-16:46:15 Re: what is this? (Manderface)
13 Aug-16:45:09 Re: what is this? (Manderface)
13 Aug-16:43:50 Re: what is this? (Bob Harman)

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  Topic: The Illinois Fluorites with Calcite are chemically etched?
James

Replies: 20
Views: 686

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: Jul 29, 2018 09:16   Subject: Re: The Illinois Fluorites with Calcite are chemically etched?
The cubes and square edges are totally natural, and the result of crystal growth. So many of the specimens you see are exactly as they were when they were removed from the mine. In some cases they m ...
  Topic: ID this rock with a wierd (melt?)structure
James

Replies: 4
Views: 371

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jul 23, 2018 09:38   Subject: Re: ID this rock with a wierd (melt?)structure
I agree with Pete. Reminds me of similar igneous rocks from Scotland
  Topic: Presentation of new members - Reference Thread
James

Replies: 337
Views: 175073

PostForum: Off-Topic and Introductions   Posted: Jul 23, 2018 09:37   Subject: Re: Presentation of new members - Kara from Finland
Welcome to the FMF. We will try to help
  Topic: Glass or something else?
James

Replies: 13
Views: 1027

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jul 21, 2018 14:56   Subject: Re: Glass or something else?
A a child I found black obsidian in Mexico. A new road cut through an area with lots of obsidian so the largest block I found was about 30cm - my parents left it behind when we moved so someone must ...
  Topic: Glass or something else?
James

Replies: 13
Views: 1027

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Jul 02, 2018 10:59   Subject: Re: Glass or something else?
Glass. I collected huge amounts of obsidian as a child (in Mexico) and this is glass.
  Topic: Favourite Quartzes?
James

Replies: 38
Views: 16979

PostForum: Favorite Minerals   Posted: Jun 14, 2018 08:13   Subject: Re: Favourite Quartzes?
Bob

The attachment is a prism face - the two are attached to each other by their prism faces. That is why it had me confused - every face in each crystal has a parallel face in the other one, but ...
  Topic: Favourite Quartzes?
James

Replies: 38
Views: 16979

PostForum: Favorite Minerals   Posted: Jun 13, 2018 14:12   Subject: Re: Favourite Quartzes?
This seems to be an open Gwindel from Spain. We found this single specimen in 2007 in a small outcrop next to a vein of quartz. There were other quartz crystals but none like this. The crystal face ...
  Topic: The Mizunaka Collection
James

Replies: 1175
Views: 576520

PostForum: Collection photos and Collector's page   Posted: Jun 03, 2018 02:21   Subject: Re: The Mizunaka Collection
That Quartz could get this discussion going again?

http://www.mineral-forum.com/message-board/viewtopic.php?p=251#251

I think it is neat that as it has bent it has sent out reverse terminations ...
  Topic: Breakfast With Minerals - Podcast Discussion - Episode 01
James

Replies: 45
Views: 6183

PostForum: Blue Cap Productions   Posted: May 17, 2018 02:56   Subject: Re: Breakfast With Minerals - Podcast Discussion - Episode 01
It is always interesting to see how fashion affects the price of things.

I have a house that is full of old brown furniture dating from the 17th to 19th century. We had it valued about 20 years ...
  Topic: Breakfast With Minerals - Podcast Discussion - Episode 01
James

Replies: 45
Views: 6183

PostForum: Blue Cap Productions   Posted: May 10, 2018 06:33   Subject: Re: Breakfast With Minerals - Podcast Discussion - Episode 01
He says it will launch on the 15 May, so not yet.....
  Topic: Maximum number of minerals on a specimen
James

Replies: 37
Views: 30253

PostForum: The Ten Thousand Club   Posted: May 01, 2018 03:35   Subject: Re: Maximum number of minerals on a specimen
If you want to include a link you can do so by entering it in the following form:

www(dot)address(dot)com(slash)pagename(dot)html

That way the anti-spam filter will not filter it out. The forum ...
  Topic: Maximum number of minerals on a specimen
James

Replies: 37
Views: 30253

PostForum: The Ten Thousand Club   Posted: Apr 28, 2018 13:36   Subject: Re: Maximum number of minerals on a specimen
'Visible' is a good criteria, as the most I can think of are about 5000 (so far) - with a photo of the whole planet ;-)
  Topic: Agates in Sicily?
James

Replies: 9
Views: 1845

PostForum: Rockhounding trips   Posted: Apr 25, 2018 11:09   Subject: Re: Agates in Sicily
Dirillo river may be a good start? Sort of the type locality. But get some local advice.

https://en.wikipedia.org/wiki/Dirillo
  Topic: Agates in Sicily?
James

Replies: 9
Views: 1845

PostForum: Rockhounding trips   Posted: Apr 25, 2018 10:52   Subject: Re: Agates in Sicily
Sorry Alan, not my area - but I do look for agates in Scotland (Fife mainly)
  Topic: How to start a new Topic
James

Replies: 3
Views: 16787

PostForum: Forum questions   Posted: Apr 25, 2018 10:02   Subject: Re: How to start a new Topic
This picture is not that clear, but the page where you do this should be clear. Click on the 'Index' then look at the structure.
  Topic: Help identifying this conglomerate
James

Replies: 8
Views: 1588

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Apr 23, 2018 07:51   Subject: Re: Help identifying this conglomerate
Could have been acid etched at some point?
  Topic: Agate?
James

Replies: 7
Views: 1169

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Apr 10, 2018 13:06   Subject: Re: Agate?
Please tell us where it is from and do some of the basic tests (hardness, streak) discussed on this page

http://www.mineral-forum.com/message-board/viewtopic.php?p=19487#19487

Without that my be ...
  Topic: Is this fluorite?
James

Replies: 28
Views: 3488

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Apr 01, 2018 13:17   Subject: Re: Is this florite?
I agree

Hi Bill! Do you want to have an opinion from me? I think it's a slag. Greetings from Italy by Riccardo.
  Topic: A mineralogical trip through Germany / Sachsen - Saxony
James

Replies: 97
Views: 59620

PostForum: A mineralogical trip through Germany   Posted: Mar 28, 2018 10:03   Subject: Re: A mineralogical trip through Germany / Sachsen - Saxony
Get a copy of:

Kristallformen von Fluorit, by Eddy Van Der Meersche

Lots of great photos. It is shown as figure 111 under form 6.04.1 (6 basic forms)

http://www.mineral-forum.com/message-boa ...
  Topic: Hiddenite?
James

Replies: 24
Views: 4265

PostForum: FOR BEGINNERS: What is it? Where is it from?   Posted: Mar 23, 2018 04:21   Subject: Re: Hiddenite?
Matt

I use your brute force method for large specimens, I aded it to the end of page you sent as a link

James


If you want to use a lower-tech, less accurate, more brute force method, you c ...
 
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