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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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| Search found 81 matches |
| Author | Message |
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 Topic: Is this Calcite or Dolomite |
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| xdxucn Replies: 8 Views: 2447 |
 Forum: What is it? - Where is it from? Posted: Jul 31, 2020 22:42 Subject: Re: Is this Calcite or Dolomite |
| Thanks for the answer. Maybe I can do a little hardness test on the back corner side of the specimen. And I will let you know the result.
As for identification of similar samples, some says it's ca ... |
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| Topic: Is this Calcite or Dolomite |
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| xdxucn Replies: 8 Views: 2447 |
Forum: What is it? - Where is it from? Posted: Jul 29, 2020 23:26 Subject: Is this Calcite or Dolomite |
| I've got a piece of specimen, which said to be Galena+Calcite from Russia.
In Rock and Gem magazine, April 2017, there's an article "Is it Calcite or Dolomite". In the article, it says t ... |
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| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 15, 2014 22:06 Subject: Re: Collection of Xiao-dong |
| Sharp phantom fluorite with glossy surface. | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 15, 2014 06:07 Subject: Re: Collection of Xiao-dong |
| An inner part of a rounded nodule of Blue John fluorite has been highly polished into a shallow dome revealing the fine banded structure of the fluorite within. | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 15, 2014 04:07 Subject: Re: Collection of Xiao-dong |
| Crystals of amethyst with great color. | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 15, 2014 00:06 Subject: Re: Collection of Xiao-dong |
| Beautiful cluster of Siderite crystals, like pinecones. There are little Pyrite crystals all over the surface. | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 13, 2014 10:36 Subject: Re: Collection of Xiao-dong |
| Yes Xiao, it is Chalcopyrite.
Thank you, Jordi. I found that the Fluorite fluoresced pale yellow color under SW UV light. |
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| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 13, 2014 07:23 Subject: Re: Collection of Xiao-dong |
| Transparent violet fluorite crystals with lustrous sphalerite. BTW, what's on the surface of fluorite? Are they little chalcopyrite crystals? | |
| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 12, 2014 21:20 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| Hello Xiao!
A final question: Is the software "Topaz ReMask" suitable for all postprocessing photo-software, or is this a special add-on for Photoshop? Martin I think ReMask needs host ... |
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| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 11, 2014 17:58 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| Here's another rough modification based on your first photo.
That specimen is a piece of slice. Usually I put slice pieces direct on the table (not standing) and take photos. So gradient backgroun ... |
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| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 11, 2014 17:42 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| Hello Xiao!
A question: Is the soft shadow on the bottom of your specimens natural (made with lightning), or is it artificial (made with photoshop)? I want to post here two photos from my collec ... |
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| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 11, 2014 03:12 Subject: Re: Collection of Xiao-dong |
| Cute thumbnail of Benitoite. It fluoresces blue color under SW UV light. | |
| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 10, 2014 14:50 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| Thank you Xiao. Can you please tell us what software, camera, and lights you use? Regards
1) Software and plugin: The software I use is Photoshop, which is the most used photo retouching tool in t ... |
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| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 10, 2014 04:12 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| If you trust your eyes, you can add more to the background:
1) remove imperfections in the background 2) add gradient to simulate a studio background 3) add some glow to make specimen more focused ... |
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| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 10, 2014 03:56 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| Having no high-quality background paper (often happens to me)? No problem, you can blur background digitally, which remove all the imperfectness of background. The shadow is blurred, but we will not n ... | |
| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 10, 2014 03:40 Subject: Re: Tutorial to do better photos of minerals by Xiao-dong |
| 1) Black background is often used by most people. But it seems that the specimen has no relation with background.
2) Add a little glow behind specimen. Looks a little better, because it forces the ... |
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| Topic: Tutorial to do better photos of minerals by Xiao-dong |
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| xdxucn Replies: 15 Views: 31286 |
Forum: Micros & Macros - Images of Minerals Posted: Aug 10, 2014 03:26 Subject: Tutorial to do better photos of minerals by Xiao-dong |
| ...I'm considering writing some brief tutorial on how to do this. It might take some time because English is not my native language. When it's finished, I'll put on the forum. :)...
Sounds wonderful! ... |
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| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 09, 2014 00:05 Subject: Re: Collection of Xiao-dong |
| A thumbnail specimen of a cluster of Franklinite crystals, showing classic metallic lustre and octahedral form. The specimen is not perfect, but it is what I can get now. : ) | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 03, 2014 07:23 Subject: Re: Collection of Xiao-dong |
| Those black dots add another beauty to the specimen. | |
| Topic: Collection of Xiao-dong |
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| xdxucn Replies: 104 Views: 94793 |
Forum: Collection photos and Collector's page Posted: Aug 02, 2014 18:53 Subject: Re: Collection of Xiao-dong |
| Hausmannite on Andradite
Silver with Acanthite: Thank FMF members for helping to identify the locality. |
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