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A general guide for using the Forum with some rules and tips
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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| Search found 215 matches |
| Author | Message |
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 Topic: Are there sources for identifying odd shaped crystal habits? |
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| cascaillou Replies: 4 Views: 3387 |
 Forum: Minerals and Mineralogy Posted: Jun 26, 2025 17:17 Subject: Re: Are there sources for identifying odd shaped crystal habits? |
| I'd suggest checking Goldschmidt's Atlas der Krystallformen (available online as pdf) | |
| Topic: Treatments, Synthetics and Simulants: FLUORITE |
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| cascaillou Replies: 0 Views: 6746 |
Forum: Incorrect classification and fakes Posted: Mar 11, 2025 11:02 Subject: Treatments, Synthetics and Simulants: FLUORITE |
| A brief overview of what would be possible with fluorite:
TREATMENTS: As for any mineral specimens, one might consider the possibility of specimen repairs or even fabrications (i.e. crystals glu ... |
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| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Feb 22, 2025 19:02 Subject: Re: The Mineralogical Records - (49) |
| For electronic music composers, here's a synthesizer module using uranium ore and a geiger counter...
https://www.nervoussquirrel.com/ore-some_volts.html Idea being to implement randomization th ... |
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| Topic: Tanzanite pleochroism |
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| cascaillou Replies: 3 Views: 3733 |
Forum: Minerals and Mineralogy Posted: Dec 06, 2024 15:27 Subject: Re: Tanzanite pleochroism |
| Sure, I'd be interested in reading this article (sent you a pm) | |
| Topic: Lego Rhodochrosite, Amethyst Geode, Black Tourmaline with Aquamarine, Orange Quartz, Emera |
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| cascaillou Replies: 10 Views: 8137 |
Forum: Minerals and Mineralogy Posted: Dec 06, 2024 14:16 Subject: Re: Lego Rhodochrosite, Amethyst Geode, Black Tourmaline with Aquamarine, Orange Quartz, E |
| Yeah, it's great news that Lego will finally release such a set :-)
For more geology/mineralogy related toys, here's the christmas topic I had created on mindat: https://www.mindat.org/mesg-3663 ... |
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| Topic: Tanzanite pleochroism |
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| cascaillou Replies: 3 Views: 3733 |
Forum: Minerals and Mineralogy Posted: Dec 06, 2024 13:52 Subject: Re: Tanzanite pleochroism |
| In a general way, if you can find the three colors of trichroism (blue / purple to magenta / yellowish to yellowish-brown or greenish), then you can say it is unheated. | |
| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 15, 2024 12:21 Subject: Re: The Mineralogical Records - (49) |
| I thought I should share that one: I usually collect only vinyl records, but this is one CD that still made it to my collection, because it was special.
It is from a music label called Time Released ... |
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| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 15, 2024 10:13 Subject: Re: The Mineralogical Records - (49) |
| To keep going with paleontology, here's a blog about vinyl records created by a british paleontologist: https://thefossilrecords.weebly.com/home/welcome | |
| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 15, 2024 09:55 Subject: Re: The Mineralogical Records - (49) |
| What were the odds that two of your specimens would end up on a record cover, as a collector of such records I think that's very cool.
But why not ask them for a free copy then... Concerning the ... |
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| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 15, 2024 09:07 Subject: Re: The Mineralogical Records - (49) |
| Carles, I just realized that actually two of your minerals ended up on a vinyl record cover! That baryte from Cerro Warihuyn is yours too!
You can really say that, just like movies, your collection h ... |
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| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 15, 2024 07:55 Subject: Re: The Mineralogical Records - (49) |
| Their live performance must certainly be worth it. This is a really good album, the music is just as cool as the cover!
Speaking of building bridges between music and geology, here's a fun ongoing ... |
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| Topic: The Mineralogical Records - (49) |
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| cascaillou Replies: 10 Views: 20398 |
Forum: Featured Columns of FMF Posted: Jul 14, 2024 12:21 Subject: The Mineralogical Records - (49) |
| Building a bridge between Music and Mineralogy!
Or, when my passion for minerals eventually met my love of music through a collection of geology themed musical releases. Hereinafter are gathered ... |
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| Topic: Mineral identification tips |
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| cascaillou Replies: 9 Views: 7119 |
Forum: Minerals and Mineralogy Posted: Jun 01, 2024 07:40 Subject: Re: Mineral identification tips |
| If the crystal is loose (i.e. free of any matrix and without associated minerals) and not too small (weighing at least 3g) , then you may measure specific gravity using a scale with 0.01g accuracy. In ... | |
| Topic: Fun with mineralogy |
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| cascaillou Replies: 6 Views: 16416 |
Forum: Off-Topic and Introductions Posted: Apr 03, 2022 08:55 Subject: Re: Fun with mineralogy |
| deleted | |
| Topic: Fun with mineralogy |
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| cascaillou Replies: 6 Views: 16416 |
Forum: Off-Topic and Introductions Posted: Mar 30, 2022 08:37 Subject: Re: Fun with mineralogy |
| The list of mineralogy and geology related music and records has been updated. Here are a few highlights:
Let's start with some indie rock from the vinyl album "Ores & Minerals" by ... |
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