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FMF - Friends of Minerals Forum, discussion and message board
The place to share your mineralogical experiences


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Newest topics and users posts
25 Oct-08:29:19 Re: don lum collection (Don Lum)
25 Oct-07:01:21 Re: new generation for picture - ploum (Ploum)
25 Oct-06:02:47 Re: new generation for picture - ploum (Ploum)
25 Oct-01:41:28 Re: collection of michael shaw (Tobi)
25 Oct-01:37:51 Re: collection of sante celiberti (Tobi)
25 Oct-01:34:43 Re: silvia's collection (Tobi)
25 Oct-01:32:18 Re: don lum collection (Tobi)
25 Oct-01:26:48 Re: collection of tobi (Tobi)
24 Oct-23:42:01 Re: collection of volkmar stingl (Volkmar Stingl)
24 Oct-21:41:08 Re: don lum collection (Don Lum)
24 Oct-21:40:15 Re: the mizunaka collection - quartz (Am Mizunaka)
24 Oct-20:05:46 Silvia's collection - huge siderite (Silvia)
24 Oct-19:57:24 Re: the mizunaka collection - quartz (Silvia)
24 Oct-18:44:45 The mizunaka collection - quartz (Am Mizunaka)
24 Oct-15:15:23 Re: collection of sante celiberti (Sante Celiberti)
24 Oct-14:52:30 Re: collection of michael shaw (Michael Shaw)
24 Oct-13:43:08 Re: collection of michael shaw (Silvia)
24 Oct-11:17:10 Re: collection of michael shaw (Michael Shaw)
24 Oct-09:37:12 Re: collection of volkmar stingl (Volkmar Stingl)
24 Oct-09:28:16 Re: collection of michael shaw (Volkmar Stingl)
24 Oct-09:04:01 Re: collection of michael shaw (Michael Shaw)
24 Oct-03:54:43 Re: collection of tobi (Dany Mabillard)
24 Oct-03:50:24 Re: collection of tobi (Tobi)
23 Oct-23:28:11 Re: help found with items (Philippe Durand)
23 Oct-15:08:16 Silvia's collection - classic portugese ferberite (Silvia)

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The information provided within this Forum about localities is only given to allow reference to them. Any visit to any of the localities requires you to obtain full permission and relevant information prior to your visit. FMF is strictly against any illicit activities related to collecting minerals.
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  Topic: Will Barite save the world?
bob kerr

Replies: 15
Views: 1203

PostForum: Off-Topic and Introductions   Posted: Sep 30, 2021 13:00   Subject: Re: Will Barite save the world?
there's a terrific YouTube channel I subscribe to: "Undecided with Matt Ferrell" and his most recent post talks about this radiative cooling - the physics, the implementation, the economics ...
  Topic: Will Barite save the world?
bob kerr

Replies: 15
Views: 1203

PostForum: Off-Topic and Introductions   Posted: Sep 23, 2021 20:42   Subject: Re: Will Barite save the world?
don't confuse thermal heat transfer with radiative heat transfer (black body or black box or daytime sub-ambient radiative cooling). the physics is well beyond what we need to discuss here but the te ...
  Topic: Will Barite save the world?
bob kerr

Replies: 15
Views: 1203

PostForum: Off-Topic and Introductions   Posted: Sep 23, 2021 14:48   Subject: Re: Will Barite save the world?
it has to do with "black box cooling" - it radiates more than it absorbs so it essentially cools what is behind it.

bob
  Topic: Will Barite save the world?
bob kerr

Replies: 15
Views: 1203

PostForum: Off-Topic and Introductions   Posted: Sep 23, 2021 12:13   Subject: Will Barite save the world?
The Mech Eng department at Purdue University has developed a paint so white that it reflects more light energy than it absorbs essentially cooling the surface below. It could replace AC especially in ...
  Topic: Minfind dot com is back!
bob kerr

Replies: 0
Views: 310

PostForum: Off-Topic and Introductions   Posted: Sep 17, 2021 07:57   Subject: Minfind dot com is back!
Maybe this is old news to many of you but the minfind web site is back - and our favorite fearless leader Jordi is well represented.

bob
  Topic: About FMF Homepage
bob kerr

Replies: 6
Views: 951

PostForum: Off-Topic and Introductions   Posted: Sep 09, 2021 20:10   Subject: Re: About FMF Homepage
Setting up an FMF homepage

I have looked at the collector’s pages – superb minerals. It got me thinking, is it possible to setup a collector’s page where the collector is the only one who can make ...
  Topic: 15 years since the beginning of FMF. As time goes!
bob kerr

Replies: 19
Views: 2254

PostForum: Comments & Suggestions   Posted: Aug 07, 2021 15:11   Subject: Re: 15 years since the beginning of FMF. As time goes!
A MILLION CONGRATS TO JORDI AND CREW!

this is such a valuable site for mineral issues - just love it!

bob
  Topic: How to secure a mineral inside a plastic box?
bob kerr

Replies: 5
Views: 1328

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: May 24, 2021 17:05   Subject: Re: How to secure a mineral inside a plastic box?
I'll send an email (although I'd go with a little less glue)

yah - but don't forget that Adam is shipping these from Tasmania to Tucson. i guess i would over-do the glue on these wonderful and exp ...
  Topic: How to secure a mineral inside a plastic box?
bob kerr

Replies: 5
Views: 1328

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: May 24, 2021 13:27   Subject: Re: How to secure a mineral inside a plastic box?
i found some closeup photos of Adam's mounted specimens. he also uses hot glue which can be removed via warm alcohol but may yellow with age. He mounts these mainly for protection and it's up to the ...
  Topic: How to secure a mineral inside a plastic box?
bob kerr

Replies: 5
Views: 1328

PostForum: Conserving, Preparing and Cleaning Minerals   Posted: May 24, 2021 12:52   Subject: Re: How to secure a mineral inside a plastic box?
Adam Wright of the crocoite Adelaide mine has been attaching delicate specimens for years to the inside of clear acrylic boxes - these boxes are not always airtight but could probably be made so. he ...
  Topic: Hillman Hall of Minerals and Gems
bob kerr

Replies: 9
Views: 1916

PostForum: Other Museums in USA   Posted: Apr 11, 2021 08:13   Subject: Re: Hillman Hall of Minerals and Gems
i have volunteered for the Carnegie Museum for many years and am quite familiar with the Hillman Hall of Minerals and Gems. If you're in town, by all means tour the Hall - the systematic display is e ...
  Topic: New generation for picture - Ploum
bob kerr

Replies: 1300
Views: 1088610

PostForum: Collection photos and Collector's page   Posted: Apr 09, 2021 18:17   Subject: Re: New generation for picture - Ploum
WOW! - just love the Rowley photos - great colors and the mimetite growing into and through the wulfenite windows - what a Rowley classic.

keep 'em coming! and thanks for posting these - they alone ...
  Topic: The Mizunaka Collection
bob kerr

Replies: 1823
Views: 1405803

PostForum: Collection photos and Collector's page   Posted: Mar 31, 2021 18:52   Subject: Re: The Mizunaka Collection
ANTARCTICA???

This may be the hardest to collect and most expensive quartz point in the world!!

bob
  Topic: When does the passion for minerals become an addiction?
bob kerr

Replies: 15
Views: 3264

PostForum: Off-Topic and Introductions   Posted: Mar 21, 2021 07:50   Subject: Re: When does the passion for minerals become an addiction?
Not sure addiction is the right word - how about hoarder!! It may possibly be the case that for many of us, the line between collecting and hoarding is so thin as to be non-existent!

And the next ...
  Topic: The Mizunaka Collection
bob kerr

Replies: 1823
Views: 1405803

PostForum: Collection photos and Collector's page   Posted: Mar 13, 2021 17:56   Subject: Re: The Mizunaka Collection
Your quartz collection is the most beautiful and variate I've ever seen. Thank you for sharing those beauties with us.I agree with Sante! You entertain us with many great photos of wonderful minerals, ...
  Topic: Final balance time.
bob kerr

Replies: 18
Views: 5952

PostForum: Comments & Suggestions   Posted: Jan 13, 2021 23:04   Subject: Re: Final balance time.
OK - one last acquisition from the 2020 Tucson Shows. The French dealership of Minerama has been coming to the Tucson Shows for a number of years now and they can always be counted on to provide some ...
  Topic: Final balance time.
bob kerr

Replies: 18
Views: 5952

PostForum: Comments & Suggestions   Posted: Jan 12, 2021 10:14   Subject: Re: Final balance time.
OK - one or two more and I'll call it quits. I've been buying from South African dealer Clive Queit since the Desert Inn days. He always brings in very nice material at (usually) reasonable prices. ...
  Topic: Final balance time.
bob kerr

Replies: 18
Views: 5952

PostForum: Comments & Suggestions   Posted: Jan 11, 2021 13:29   Subject: Re: Final balance time.
Here's another two specimens from my 2020 Tucson Shows cache. These pink octahedral fluorites from Huanggang made their debut in Denver 2019 but seemed to be much more common and more reasonably pric ...
  Topic: Final balance time.
bob kerr

Replies: 18
Views: 5952

PostForum: Comments & Suggestions   Posted: Jan 10, 2021 16:56   Subject: Re: Final balance time.
At the suggestion of a friend, I have waited until now to start opening all the specimens I picked up at last year's Tucson show. They've been sitting in a closet for almost a year now, so as a new y ...
  Topic: Merry Christmas and a Happy New Year 2021!
bob kerr

Replies: 14
Views: 12270

PostForum: Comments & Suggestions   Posted: Dec 23, 2020 20:01   Subject: Re: Happy Holidays!
Wishing all you fellow FMF'ers the best of the holiday season and I know we are all looking forward to a better 2021.

Here's a photo of a copper Christmas tree decorated with come cuprite decoratio ...
 
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