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22 Jun-02:03:40 Re: sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
22 Jun-01:38:52 Sainte-marie-aux-mines 2025 - we need help! (Jordi Fabre)
20 Jun-16:34:49 Azurite on volborthite from milpillas mine / mvm (minerals - virtual museum) collection (Jordi Fabre)
20 Jun-16:17:21 The mizunaka collection - kermesite (Am Mizunaka)
20 Jun-02:26:07 Re: collection from dany mabillard (Dany Mabillard)
20 Jun-00:17:49 Re: collection of volkmar stingl (Volkmar Stingl)
19 Jun-15:06:31 Re: a mineralogical trip through the states of usa - alaska (Michael Shaw)
19 Jun-08:46:56 Collection of carles millan: alabandite from peru (Carles Millan)
18 Jun-17:10:16 Shigaite crystals from n'chwaning i mine / mvm (minerals - virtual museum) collection (Jordi Fabre)
18 Jun-16:52:19 The mizunaka collection - quartz (Am Mizunaka)
18 Jun-11:08:24 Re: collection of michael shaw - hydroboracite (Michael Shaw)
18 Jun-07:41:20 Re: the mim museum in beirut, lebanon (Mim Museum)
16 Jun-17:03:28 Goethite from la quille du roy, france / mvm (minerals - virtual museum) collection (Jordi Fabre)
16 Jun-16:25:26 The mizunaka collection - adularia (Am Mizunaka)
16 Jun-13:22:51 Re: collection of michael shaw (Michael Shaw)
16 Jun-09:23:52 Re: pyromorphite showcase (James Catmur)
16 Jun-09:11:33 Re: pyromorphite showcase (James Catmur)
16 Jun-05:53:06 Re: pyromorphite showcase (Forrestblyth)
16 Jun-05:11:25 Re: pyromorphite showcase (Forrestblyth)
16 Jun-04:28:09 Re: pyromorphite showcase (James Catmur)
15 Jun-14:09:31 Pyromorphite showcase (Forrestblyth)
14 Jun-23:48:04 Re: collection of volkmar stingl (Volkmar Stingl)
14 Jun-16:19:45 Vivianite on matrix from bolivia / mvm (minerals - virtual museum) collection (Jordi Fabre)
14 Jun-16:13:52 Re: don lum collection (Don Lum)
14 Jun-16:06:28 The mizunaka collection - rhodochrosite (Am Mizunaka)

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  Topic: Can you identify this 'hedgehog'?
Steve Cole

Replies: 5
Views: 11119

PostForum: Minerals and Mineralogy   Posted: Aug 18, 2017 16:29   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 ...
  Topic: Can you identify this 'hedgehog'?
Steve Cole

Replies: 5
Views: 11119

PostForum: Minerals and Mineralogy   Posted: Aug 18, 2017 14:21   Subject: Can you identify this 'hedgehog'?
Found on the 'South Downs' in Southern England, this is very different to the usual chalk and flint in that area. It is 5cm across, rather heavy, not influenced by a magnet, and covered in triangular ...
 
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