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Differentiating between Aegerine and Arfvedsonite from Mt. Malosa, Malawi
12
Joseph DOliveira
23864
Jul 10, 2015 08:35cascaillou
Mineral photography setups
11
Scott LaBorde
30452
Jun 29, 2015 11:10Scott LaBorde
Faces in this Hellín Sulphur Crystal
2
prcantos
7401
Jun 20, 2015 03:50prcantos
How to identify bruising on specimens
9
Casimir Sarisky
13779
Jun 16, 2015 15:54GneissWare
My first pocket!!!
3
Jared3339
9402
Jun 15, 2015 01:36Reinhardt van Vuuren
Crystallography of Fujian Garnets
8
prcantos
20033
Jun 11, 2015 04:50prcantos
Miller-Bravais Indices: really necessary?
7
prcantos
17745
May 07, 2015 16:00prcantos
Optical calcite spar
8
Roger Warin
16873
Mar 30, 2015 04:28Duncan Miller
What would cause the shape of this cavity?
8
DJandLIMON111
16620
Mar 23, 2015 10:36DJandLIMON111
What should I buy to start testing what Rocks/minerals i have
8
Alex Kaminski
14269
Feb 18, 2015 11:51cascaillou
Moved: 2014 - International year of crystallography: for example, pyrite.
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34
Roger Warin
12661
Dec 30, 2014 15:35Martin Rich
Among the rarest minerals
8
Roger Warin
17647
Dec 22, 2014 17:34Roger Warin
Why quartz parallel association is not a twin?
3
marco campos-venuti
8467
Dec 20, 2014 18:25Mark Ost
Old labels of minerals
9
Roger Warin
25174
Dec 05, 2014 18:41Montanpark
Stibnite bent at 90°
2
Roger Warin
7381
Nov 23, 2014 16:44Roger Warin
Crystallography of some Respina Mine diploid pyrites
4
prcantos
10209
Nov 11, 2014 17:36prcantos
Discussing the tutorial "DIY Specific Gravity Kit (tutorial) - (19)"
2
Jordi Fabre
7189
Nov 04, 2014 11:44cascaillou
Alteration of feldspar crystals in granite from Elba Island (Italy)
2
marco campos-venuti
7628
Nov 03, 2014 05:13marco campos-venuti
Formation of 'blue lace agate'
14
Duncan Miller
38201
Sep 30, 2014 01:09Duncan Miller
Barytocalcite synthesis : fluorescent or not?
1
Parvin
6394
Sep 20, 2014 16:06colin robinson
Thermal Decomposition of Calcium Carbonate
1
Parvin
6392
Sep 17, 2014 15:04Peter Megaw
Corundum var. Sapphire and Ruby from same locality
10
MSrockhound
24346
Sep 15, 2014 04:48ACC79
Orbicular Hematite, Keswick, Cumbria, UK
8
bugrock
15385
Sep 12, 2014 12:48bugrock
Manganese Carbonate
4
Parvin
9817
Sep 12, 2014 08:49Charlotte
Fluorapatite Synthesis
8
Parvin
15367
Sep 11, 2014 12:42Parvin
Fluorescent Fluorapatite
0
Parvin
6019
Sep 05, 2014 14:08Parvin
Brookite - Crystal habit.
1
Roger Warin
7685
Sep 05, 2014 04:29Mark Holtkamp
Cervandonite-(Ce)
1
Roger Warin
6540
Sep 01, 2014 17:06Edelmin
Correcting color enhanced Anglesite
13
bob kerr
25741
Aug 29, 2014 05:56cascaillou
Synthesis of fluorescent calcite with Manganese
10
Parvin
16519
Aug 27, 2014 14:31Parvin
Sunlight activation of fluorescence in calcite?
3
waterdog
10387
Aug 27, 2014 09:07Parvin
Fluorite crystal morphology
6
Philip Mostmans
12575
Aug 26, 2014 09:30Pete Richards
Moved: What minerals are on your wish list?
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39
Michael Shaw
10102
Aug 12, 2014 16:15Dale Hallmark
Reasonable collecting laws
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16
Jordi Fabre
32032
Aug 11, 2014 01:46Juan F. Buelga
Is this a real Green Tourmaline and Rodochrosite crystal in Raw form?
5
Bruce Mandell
10530
Aug 06, 2014 10:52Jordi Fabre
Fluid Inclusion "Enhydro" Quartz in Arizona
5
Donn C.
10360
Aug 02, 2014 10:09cascaillou
Hubnerite vs Ferberite vs wolframite
6
Jean Sendero
12537
Jul 16, 2014 16:43cascaillou
Cataloging specimens - What records to keep
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17
Philip Mostmans
33396
Jul 04, 2014 09:39Susan Robinson
Capturing color change of Alexandrite
7
xdxucn
13909
Jun 29, 2014 14:12Pete Modreski
Chrysoberyl (var. Alexandrite) Hematita, Minas Gerais, Brazil
12
Cascavel1
27351
Jun 27, 2014 17:04Cascavel1
Moved: Spinel twins
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54
Ru Smith
23400
Jun 23, 2014 15:45prcantos
Jail - could this ever happen to a mineral dealer?
8
James Catmur
15449
Jun 23, 2014 11:11Riccardo Modanesi
Crystal finds
11
Rei
20056
Jun 11, 2014 17:00Rei
The Salammoniac from La Fossa crater (Sicily).
0
Cesar M. Salvan
5645
Jun 10, 2014 20:25Cesar M. Salvan
The colorless Variscite crystals from Torre de Moncorvo (Portugal)
0
Cesar M. Salvan
5867
Jun 03, 2014 19:49Cesar M. Salvan
Capturing fluorescence in Fluorites
4
GneissWare
8012
May 23, 2014 17:25AndyH
Uses of Silver
4
juniorgoldreport
8405
May 21, 2014 12:05Jordi Fabre
Puzzled by triangular hillocks on apatite prism faces
6
Matt_Zukowski
11993
May 08, 2014 11:22Peter
Natrolite plus what? From South Island, New Zealand
12
John Nash
18442
Apr 30, 2014 21:14John Nash
Moved: Digging a little...
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61
Justin297206913
10019
Apr 26, 2014 19:57Justin297206913
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