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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 23 matches |
| Author | Message |
|---|---|
 Topic: Stumped. Help with identifying |
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| Peter Perkins Replies: 10 Views: 7338 |
 Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Nov 30, 2020 07:27 Subject: Re: Stumped. Help with identifying. |
| Bob and LAB - do you think it might be Quartz with Tourmaline in it? I wouldn't expect calcite to be quite so shiny and, if calcite, I would expect a pebble to show at least some evidence of damage f ... | |
| Topic: What is this? |
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| Peter Perkins Replies: 11 Views: 7210 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Nov 15, 2020 08:21 Subject: Re: What is this? |
| I think it would be more rewarding to break it in half, rather than cut it. The freshly broken surfaces might show cubes of Pyrite sticking out. If it was cut, there would be patches of gold colour ... | |
| Topic: Mining objects. |
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| Peter Perkins Replies: 30 Views: 47262 |
Forum: The histories behind mineral specimens Posted: Apr 09, 2020 02:57 Subject: Re: Mining objects. |
| I think wood worms are strongly of the opinion the soles are of wood! | |
| Topic: Could someone tell what this is, is it man made? |
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| Peter Perkins Replies: 7 Views: 10961 |
Forum: FOR BEGINNERS: What is it? Where is it from? Posted: Mar 08, 2020 12:32 Subject: Re: could someone tell what this is, is it man made? |
| Definitely a sandstone. At certain times during its formation the rivers feeding into the zone of sedimentation were carrying a lot more mica flakes than usual. Maybe call it a micaceous sandstone | |
| Topic: Maximum number of minerals on a specimen |
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| Peter Perkins Replies: 37 Views: 89620 |
Forum: The Ten Thousand Club Posted: May 06, 2018 03:02 Subject: Re: Maximum number of minerals on a specimen |
| To those waiting to hear about "Trepca Minerals Atlas" - I'm still waiting for a reply.
To those specially interested in Sulfides - do you know of this book:- "Pyrite" by David R ... |
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| Topic: Maximum number of minerals on a specimen |
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| Peter Perkins Replies: 37 Views: 89620 |
Forum: The Ten Thousand Club Posted: Apr 30, 2018 04:41 Subject: Re: Maximum number of minerals on a specimen |
| Peter and Bob (and others) I am obtaining for you the details of where to get the book together with cost (I didn't have to purchase mine). I can give you the ISBN:- 978-9951-466-76-9. I will get back ... | |
| Topic: Maximum number of minerals on a specimen |
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| Peter Perkins Replies: 37 Views: 89620 |
Forum: The Ten Thousand Club Posted: Apr 29, 2018 14:02 Subject: Re: Maximum number of minerals on a specimen |
| Bob, I like the idea of 'sociable sulphides' I scrolled down your first three images and came to the fourth, without looking at the description first, and thought "That looks like Trepĉa!&qu ... | |
| Topic: Quartz druze |
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| Peter Perkins Replies: 12 Views: 17085 |
Forum: Mines and Mineral Localities Posted: Apr 08, 2016 03:48 Subject: Re: Quartz druze. |
| vic: You appear to be attacking it with a steel bar. Why not leave it for others to appreciate? | |
| Topic: Which club?? |
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| Peter Perkins Replies: 13 Views: 15766 |
Forum: Off-Topic and Introductions Posted: Dec 22, 2015 04:02 Subject: Re: Which club?? |
| I thought you would have found a club by now!
Try Black Country Geol Soc at https://bcgs.info/pub/ or the West Midlands Regional Group of the Geol Soc at https://www.geolsoc.org.uk/wmrg [I used to ... |
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| Topic: Please help with fluorescent minerals |
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| Peter Perkins Replies: 9 Views: 11607 |
Forum: Off-Topic and Introductions Posted: Nov 12, 2015 15:57 Subject: Re: Please help with fluorescent minerals |
| Kat,
In my experience of teaching in schools and showing minerals and fossils to youngsters of all ages your step daughter will be more enthralled by the three dimensions of minerals in ordinary ligh ... |
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| Topic: Uhaul |
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| Peter Perkins Replies: 8 Views: 13160 |
Forum: Off-Topic and Introductions Posted: Apr 30, 2014 03:09 Subject: Re: Uhaul |
| We had better tell them that Dolomite is hexagonal and not cubic! Peter | |
| Topic: Royal Blue Lapis Lazuli |
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| Peter Perkins Replies: 8 Views: 10908 |
Forum: Off-Topic and Introductions Posted: Mar 09, 2014 03:33 Subject: Re: Royal Blue Lapis Lazuli |
| Mark, If you are going to talk about the cambro-ordivician boundary, never mind waving your arms about, nobody will know what you are talking about! | |
| Topic: Question About Basalt |
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| Peter Perkins Replies: 4 Views: 9573 |
Forum: Minerals and Mineralogy Posted: Apr 26, 2013 08:44 Subject: Re: Question About Basalt |
| trtlman,
I have a suggestion about the glassy bumps that are white. Although I must say that the white on the first picture isn't what I would expect. Lets go back to the formation - when the rock ... |
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| Topic: Looking for geologic/mineral sites to visit in Spain, Portugal |
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| Peter Perkins Replies: 6 Views: 16474 |
Forum: Rockhounding trips Posted: Apr 15, 2013 04:22 Subject: Re: Looking for geologic/mineral sites to visit in Spain, Portugal |
| Pete,
My first suggestion is to google Geoparks. In N. Portugal there is one in and around Arouca - biotite nodules and giant trilobites as well as other geological features. There is a second one ... |
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| Topic: Difference? |
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| Peter Perkins Replies: 9 Views: 12743 |
Forum: Minerals and Mineralogy Posted: Feb 25, 2013 04:38 Subject: Re: Difference? |
| Think of a crystal as a manifestation of a mineral. A mineral may take the form of a crystal - in fact, it does so more often than not. | |
| Topic: Oxfordshire Mineral Groups and Specimens |
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| Peter Perkins Replies: 8 Views: 11646 |
Forum: Off-Topic and Introductions Posted: Jan 02, 2013 04:06 Subject: Re: Oxfordshire Mineral Groups and Specimens |
| There is an Oxford Geology Group. This setup would not accept the website address and 'send' the message I first wrote!. You should be able to find them if you google their name.
I hope you find en ... |
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| Topic: Siderite - maybe |
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| Peter Perkins Replies: 9 Views: 11259 |
Forum: Minerals and Mineralogy Posted: Nov 30, 2012 05:12 Subject: Re: Siderite - maybe |
| Volkmar,
It is important to distinguish between the correct spelling of a place name (Stari Trg) and the spelling used by authors of a scientific paper (Stan Terg). Peter |
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| Topic: Siderite - maybe |
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| Peter Perkins Replies: 9 Views: 11259 |
Forum: Minerals and Mineralogy Posted: Nov 29, 2012 16:03 Subject: Re: Siderite - maybe |
| To Susan and Jordi,
No feldspar at Trepca. It bis a Pb/Zn mine yielding galena, sphalerite and also pyrite, arsenopyrite, boulangerite, calcite, dolomite, rhodochrosite, siderite and quartz. If you ... |
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| Topic: Siderite - maybe |
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| Peter Perkins Replies: 9 Views: 11259 |
Forum: Minerals and Mineralogy Posted: Nov 29, 2012 09:50 Subject: Siderite - maybe |
| These slender quartz crystals have a covering of brown/ginger crystals which I think are siderite. Do you agree? If not have you another suggestion? Sorry the focus isn't better. | |
| Topic: Calcite (Specimen No2) |
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| Peter Perkins Replies: 1 Views: 4927 |
Forum: Minerals and Mineralogy Posted: Nov 18, 2012 11:17 Subject: Calcite (Specimen No2) |
| How ought I to describe these calcite crystals. They appear to be of two Nail Head Spar (flat rhombohedron) termionations, end to end with no prism faces associated with them. | |
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