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| Search found 76 matches |
| Author | Message |
|---|---|
 Topic: Please help with identification :) |
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| kushmeja Replies: 12 Views: 1110 |
 Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Aug 13, 2020 07:39 Subject: Re: Please help with identification :) |
| It looks like Goethite, which is an iron oxide mineral that matches up with the hardness & streak. but not Magnetic test. Goethite concretion is possible I suppose but it must be magnetic. Cant i ... | |
| Topic: Please help with identification :) |
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| kushmeja Replies: 12 Views: 1110 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Aug 13, 2020 07:09 Subject: Re: Please help with identification :) |
| It looks like Goethite, which is an iron oxide mineral that matches up with the hardness & streak. | |
| Topic: Sodium Dithonite, Waller solution, Oxalic acid or HCl |
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| kushmeja Replies: 9 Views: 1606 |
Forum: Conserving, Preparing and Cleaning Minerals Posted: Jul 21, 2020 09:10 Subject: Re: Sodium Dithonite, Waller solution, Oxalic acid or HCl |
| If you are just looking to remove iron residue, I would use Super Iron Out - it's cheap & it's not nearly as toxic as most of the other options. It shouldn't harm quartz or feldspar whatsoever, bu ... | |
| Topic: Smoky Quartz or Smoky Glass? |
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| kushmeja Replies: 21 Views: 6124 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Jan 02, 2020 16:46 Subject: Re: Smokey Quartz or Smokey Glass? |
| I would agree with the previous posters that your pics indicate that what you have is almost certainly glass due to the bubble inclusions.
My word of advice to you would be to stick to sellers loca ... |
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| Topic: A mineralogical trip through the states of USA - Georgia |
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| kushmeja Replies: 17 Views: 35367 |
Forum: A mineralogical trip through the states of USA Posted: Dec 14, 2019 19:40 Subject: Re: A mineralogical trip through the states of USA - Georgia |
| This is my favorite specimen from our Georgia mineral collections, and one of top 5 favorites overall. This Turgite has a rainbow of exceptionally bright colors & excellent form. It is from the Sk ... | |
| Topic: A mineralogical trip through the states of USA - Georgia |
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| kushmeja Replies: 17 Views: 35367 |
Forum: A mineralogical trip through the states of USA Posted: Dec 14, 2019 19:11 Subject: Re: A mineralogical trip through the states of USA - Georgia |
| Here is one of the Turgite specimens that I recently acquired. I really like the color & form on this one! | |
| Topic: A mineralogical trip through the states of USA - Pennsylvania |
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| kushmeja Replies: 17 Views: 27453 |
Forum: A mineralogical trip through the states of USA Posted: Dec 14, 2019 11:12 Subject: Re: A mineralogical trip through the states of USA - Pennsylvania |
| The Botryoidal Wavellite from National Limestone Quarry which is usually green or yellow like the specimem posted earlier in the thread are fairly well known. Here is an example of a large & unusu ... | |
| Topic: A mineralogical trip through the states of USA - Pennsylvania |
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| kushmeja Replies: 17 Views: 27453 |
Forum: A mineralogical trip through the states of USA Posted: Dec 13, 2019 20:01 Subject: Re: A mineralogical trip through the states of USA - Pennsylvania |
| Since several peope seemed to like the PA Rutiles that were previously posted, I figured that people may also like this Reticulated Twin. This is the best PA Rutile that we have in our collection, and ... | |
| Topic: A mineralogical trip through the states of USA - Pennsylvania |
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| kushmeja Replies: 17 Views: 27453 |
Forum: A mineralogical trip through the states of USA Posted: Dec 12, 2019 20:18 Subject: Re: A mineralogical trip through the states of USA - Pennsylvania |
| Here is a really cool Smokey Quartz from a more recent find. It's a floater with no point of attachment, is a reverse scepter & has irregular, and some even curved, crystal faces. | |
| Topic: A mineralogical trip through the states of USA - Pennsylvania |
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| kushmeja Replies: 17 Views: 27453 |
Forum: A mineralogical trip through the states of USA Posted: Dec 12, 2019 18:05 Subject: Re: A mineralogical trip through the states of USA - Pennsylvania |
| John - that Pyromorphite is spectacular! Truly a top-notch specimen for a PA Pyromorphite, and I would love to have one of such high caliber for the PA section of our collection someday!
I never re ... |
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| Topic: A mineralogical trip through the states of USA - New Jersey |
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| kushmeja Replies: 43 Views: 64664 |
Forum: A mineralogical trip through the states of USA Posted: Oct 04, 2019 10:47 Subject: Re: A mineralogical trip through the states of USA - New Jersey |
| Hey! I recognize that Moore's Station piece ;)
Great specimens! |
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| Topic: What's up with minfind? |
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| kushmeja Replies: 13 Views: 9096 |
Forum: Off-Topic and Introductions Posted: Jul 17, 2019 19:54 Subject: Re: what's up with minfind? |
| I work in tech, and all that means is that the SSL security certificate for the website either doesn't exist or is expired. Usually you have to renew the SSL certs every year or few years, so it's not ... | |
| Topic: Cleaning Nifontovite |
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| kushmeja Replies: 10 Views: 12090 |
Forum: Conserving, Preparing and Cleaning Minerals Posted: Jun 17, 2019 14:53 Subject: Re: cleaning Nifontovite |
| I would try using a high-pressure water gun, but on a lower pressure. I've used water guns on calcite specimens many times without any issues, and calcite is softer at roughly a hardness of 3. Just ma ... | |
| Topic: collection insurance? |
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| kushmeja Replies: 17 Views: 7543 |
Forum: Off-Topic and Introductions Posted: Oct 24, 2018 08:53 Subject: Re: collection insurance? |
| I live in NJ, USA looked into getting separate insurance for my collection & retail stock a couple years back. Every company that I looked into required a full itemized appraisal value and/or sale ... | |
| Topic: Hello |
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| kushmeja Replies: 3 Views: 2877 |
Forum: Off-Topic and Introductions Posted: Oct 17, 2018 15:01 Subject: Re: Hello |
| Check WebMineral's website - you can search based on a variety of attributes, including color. There's probably others as well, so you could try Googling "mineral identification database" an ... | |
| Topic: We celebrate the 12th anniversary of the beginning of FMF! |
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| kushmeja Replies: 19 Views: 11907 |
Forum: Comments & Suggestions Posted: Aug 07, 2018 08:47 Subject: Re: Today we celebrate the 12th anniversary of the beginning of FMF! |
| Congratulations Jordi and the FMF team! Your hard work and dedication continues to pay off, and FMF has become on of the best resources online for mineral collecting and mineralogy! Keep up the great ... | |
| Topic: Green petrified wood WA State? |
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| kushmeja Replies: 6 Views: 4885 |
Forum: Minerals and Mineralogy Posted: Jul 12, 2018 15:21 Subject: Re: green petrified wood wa state? |
| I have to agree with the previous 2 comments - I'm not seeing any indication from your pics that what you have is petrified wood. It looks more like a serpentine mineral, or possibly something else, b ... | |
| Topic: A mineralogical trip through the states of USA - New Jersey |
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| kushmeja Replies: 43 Views: 64664 |
Forum: A mineralogical trip through the states of USA Posted: Dec 15, 2017 17:33 Subject: Re: A mineralogical trip through the states of USA - New Jersey |
| That is a truly stunning calcite, especially for NJ! | |
| Topic: Blue celestine from Madagascar |
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| kushmeja Replies: 4 Views: 4117 |
Forum: Minerals and Mineralogy Posted: Sep 29, 2017 16:35 Subject: Re: Blue celestine from Madagascar |
| I've seen a fair amount of this material, and I've only occasionally seen double-terminated crystals, and all of the ones that I have seen were much smaller, like 1 cm or less. | |
| Topic: Can you identify this 'hedgehog'? |
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| kushmeja Replies: 5 Views: 4962 |
Forum: Minerals and Mineralogy Posted: Aug 18, 2017 14:37 Subject: Re: Can you identify this 'hedgehog'? |
| Based on it's appearance and the minerals in that area, I'd say that it's pyrite that was partially altered to limonite. Mindat has pics of a pyrite nodule in flint that was found in West Sussex that ... | |
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