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New species accepted by the IMA? 10 Roger Warin 4665 Aug 08, 2023 21:55Roger Warin
Minerals of the distant future 4 Tom Mazanec 2690 Aug 05, 2023 09:07Bob Carnein
Garnets in granite pegmatites by Olav Revheim 1 Tobi 2225 Aug 02, 2023 08:35Roger Warin
Quartz: parallel growth or not? 3 Roger Warin 2557 Jul 23, 2023 22:37Roger Warin
"Stain(?)" on Milpillas Azurite specimen 2 bob kerr 2841 Jul 05, 2023 14:37RayStraw
New article discussing the morphological features and oddities in Colombian emerald 1 Fiebre Verde 3779 May 25, 2023 06:55Roger Warin
An idea for a collection 1 , 2 ] 20 Richard Arseneau 6437 May 19, 2023 11:38marco campos-venuti
Azurite to Malachite Chemistry 9 RayStraw 4087 May 05, 2023 21:35Bob Morgan
Tarnish on cubanite 9 Pete Richards 4443 Apr 24, 2023 14:20Roger Warin
What should we do with our collections? Special event on Zoom - Wednesday 19 April 20:00 B 12 Roy Starkey 7138 Apr 23, 2023 17:02James Catmur
Calcite geode from Idar 2 Roger Warin 1818 Apr 21, 2023 18:27Linus
Problem with identification 6 mineralowitz 3252 Mar 29, 2023 10:17Bob Carnein
A very strange specimen of Hardin Co., Illinois 6 k-m.minerals 3768 Mar 17, 2023 00:52k-m.minerals
Azurite to Malachite pseudomorphs 0 RayStraw 4788 Feb 26, 2023 17:50RayStraw
Mineral Labeling: how to properly acknowledge specimen is from an earlier collection 7 Frank Perry 3175 Feb 24, 2023 04:07James Catmur
Diamond pseudomorphs after graphite 8 James Catmur 3209 Feb 22, 2023 05:12James Catmur
Galena Spinel law 8 John Hodgson 3509 Feb 13, 2023 03:55Tobi
Can alpha radiation from titanite, zircon, etc. affect other mineral specimens? 4 Garret 2514 Feb 10, 2023 19:05Amir Akhavan
Elbaite from Pala ? 1 Roger Warin 2004 Feb 05, 2023 23:43Jesse Fisher
Unique Schorl Double Terminations 19 bob kerr 7191 Jan 26, 2023 15:42Roger Warin
About the tourmaline twin 6 Roger Warin 4002 Jan 07, 2023 10:50Pete Richards
Oxidation of Copper, Lead, and Zinc sulfides and transport below the surface 4 RayStraw 3092 Jan 04, 2023 15:22Pete Modreski
Shielding effect of pyrite solid inclusions in a Colombian emerald crystal 1 Fiebre Verde 2182 Dec 26, 2022 05:55James Catmur
Minerals to be found in only one location 10 David 4841 Dec 08, 2022 15:03lluis
Zunyite from Canada 6 Roger Warin 3395 Nov 30, 2022 12:54alfredo
How hard is it to find a new mineral species? 10 David 4238 Nov 27, 2022 14:37Roger Warin
A new mineral species: pendevilleite 2 Roger Warin 2612 Nov 23, 2022 15:32Roger Warin
First 100 IUGS Geological Heritage Sites 7 James Catmur 3917 Nov 05, 2022 01:58Philippe Durand
Philip Rashleigh’s Mineral Collection at the Royal Cornwall Museum and Why It Is Important 5 Roy Starkey 4128 Sep 28, 2022 16:31Roy Starkey
Calcite is acting strange under UV 11 Forrestblyth 5487 Aug 08, 2022 22:33alfredo
Question about Rutile, Brookite and Anatase 4 Paul Biehler 3568 Jul 22, 2022 09:42Paul Biehler
Nature used 57 recipes to create Earth's ~10,500+ minerals! 1 Peter Lemkin 2823 Jul 03, 2022 11:46Peter Lemkin
Spherical inclusions in amethyst - cristobalite? vs fluorite 15 Amir Akhavan 6795 Jun 30, 2022 14:20Roger Warin
Red fluorescence in Fluorite 13 Bob Carnein 11154 Jun 29, 2022 08:43Bob Carnein
Crystallography question 6 Bob Carnein 3260 Jun 17, 2022 14:53Bob Carnein
Elbaite, ending moor's head 9 Roger Warin 4727 Jun 11, 2022 18:31Johan Kjellman
How long does it take for a crystal to form? 13 h.abbasi 5577 Jun 04, 2022 00:38Peter Lemkin
Es -Semara Chalcedony 4 Amir Akhavan 2724 May 26, 2022 07:36Bob Morgan
Calcite in Malkhan elbaite 8 Roger Warin 3635 May 19, 2022 14:00Roger Warin
Help with mineral identification in thin section from Khibiny, Kola peninsula 6 Daniel Garcia 3112 May 16, 2022 08:20Daniel Garcia
Tourmaline - Quartz epitaxy? 7 Josele 3848 Apr 24, 2022 09:01Josele
Forms Involved in Titanite Crystal 19 Josele 9144 Apr 22, 2022 14:58marco campos-venuti
Unusual habit for Pyrite. 1 , 2 ] 28 Sante Celiberti 10234 Mar 25, 2022 19:25Bob Morgan
Conoscopy of elbaite 0 Roger Warin 5129 Mar 14, 2022 09:19Roger Warin
Martian minerals 1 James Catmur 2009 Mar 05, 2022 06:08SteveB
Epitaxial rutile 19 Josele 35223 Feb 27, 2022 18:28Bob Morgan
Russell Society Monthly Virtual Talk by James Catmur – A guide to Spanish e-mineralogy 4 Roy Starkey 3110 Feb 14, 2022 14:32Jordi Fabre
Two questions on Bolivian danburite 8 Antonio Alcaide 9885 Nov 14, 2021 14:54vhairap
All the Diamonds one could fill your house with - and more - so near...yet so far..... 10 Peter Lemkin 12931 Nov 13, 2021 00:15Peter Lemkin
James Madison University Mineral Museum 0 John S. White 6352 Nov 07, 2021 10:19John S. White
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