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Euheudral equant crystals
12
Roger Warin
17931
Dec 30, 2013 01:40Roger Warin
Garnet
3
Viktorian
9274
Dec 26, 2013 21:00Mark Beregszaszi
A bit of heaven
10
Roger Warin
13156
Dec 24, 2013 10:51Rodney B Jackson
Topaz color question
13
Carrington
23319
Dec 20, 2013 14:35Ed Huskinson
Goethite pseudomorphs after pyrites - trace elements???
13
Gregory Yount
26488
Dec 17, 2013 05:24zar24
Magnetism
3
jonas winslo
6553
Dec 05, 2013 17:21Roger Warin
Asterism
0
Roger Warin
4619
Dec 05, 2013 02:52Roger Warin
Hexagonal green crystal
7
brent
10320
Dec 01, 2013 07:09Mike Wood
Magnetite as pseudomorphs of Garnet? Blue River Skarn, Russia
0
bugrock
4680
Nov 28, 2013 00:55bugrock
Mining Sapphire question
8
Hugh Cronic
12070
Nov 17, 2013 21:58Paul Biehler
Beautiful chlorite (?) phantomed quartz that needs locality information
7
Peter Megaw
13120
Nov 17, 2013 18:25Herman van Dennebroek
Gem minerals and the upcoming GSA meeting in Denver
2
Elise
7347
Nov 14, 2013 01:05Duncan Miller
Looking Pietersite Info
1
Hugh Cronic
11564
Nov 07, 2013 12:43alfredo
Moved: "What's in a name?" - thoughts on the subject of provenance
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28
Tracy
10327
Nov 06, 2013 15:20alfredo
Virgin and Child association, a remarkable aesthetic result.
1
Roger Warin
5384
Nov 03, 2013 17:57keldjarn
Anatase or something else?
5
Scott LaBorde
7642
Oct 29, 2013 08:00Herman van Dennebroek
Question about the general age of a quartz
4
centavar
7180
Oct 24, 2013 15:54cascaillou
Etched morganite from Brazil
11
appies
17131
Oct 24, 2013 08:00cascaillou
Pyrite Sun Iridescent
11
geoalfon
19140
Oct 23, 2013 21:34cascaillou
The rarest twin of calcite, a Chinese specimen
4
Roger Warin
8889
Oct 06, 2013 11:12gemlover
Galena "homoepitaxy"
2
Ru Smith
6582
Sep 29, 2013 23:05Ru Smith
New find:skeletal pyrite
2
appies
7244
Sep 27, 2013 13:28appies
Leifite, a very rare silicate
7
Roger Warin
10895
Sep 26, 2013 16:58Roger Warin
Hemimorphite from Ojuela mine or Santa Eulalia??
3
herrej
6800
Sep 26, 2013 10:59herrej
Color Change in Tourmaline
5
Matt_Zukowski
11959
Sep 22, 2013 11:03Mark Ost
Shocked quartz, what is it?
3
Roger Warin
16610
Sep 18, 2013 15:26Roger Warin
Real examples for 'glide reflection' twins?
1
prcantos
5561
Sep 05, 2013 13:08Pete Richards
Pyrrhotite and the Origins of Life
9
Cesar M. Salvan
18611
Aug 30, 2013 19:43newryqs
How many different habits of chalcocite twins are there?
5
Ru Smith
11112
Aug 25, 2013 21:38Ru Smith
Gold in Quartz
14
BChpman
18244
Aug 16, 2013 02:52Tommy Varro
Arsenate minerals
18
Vitomorim
25395
Aug 14, 2013 14:00Tracy
Quartz c face
9
Ru Smith
13101
Aug 11, 2013 19:58Ru Smith
Moved: Growth zoning in fluorite
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40
Ru Smith
13392
Aug 09, 2013 20:56Ru Smith
Warwickite or Yuanfuliite?
7
Ron Layton
11536
Aug 03, 2013 12:35supertxango
Location information needed
6
Singingstone48
10375
Jul 27, 2013 11:34Carlos M.
Chalcopyrite Twin
8
Ru Smith
18221
Jul 25, 2013 23:09Ru Smith
Moved: Unusual metamorphic(?) tourmaline
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23
Pete Richards
10638
Jul 24, 2013 20:55Pete Richards
Phosphate growing on Cacoxenite from Buenas Bodas (Toledo, Spain) - w SEM &
1
kakov
6053
Jul 24, 2013 13:35prcantos
Moved: When can a fossil be also considered a mineral?
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44
Carles Millan
12304
Jul 23, 2013 14:26Singingstone48
Is it really true? (the biggest emerald in the world)
14
h.abbasi
22615
Jul 20, 2013 05:46Nico78
Online Mineral Identification
8
karmazon
11051
Jul 09, 2013 08:24karmazon
What is term for this? Interlocking Quartz Points
2
daviddillman
6692
Jun 17, 2013 02:22mayer813
Moved: Pegmatite's and Granit pocket 's minerals
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22
Benj
10488
Jun 12, 2013 10:34Benj
Please help me identify, metallic crystalline structure mineral
3
Marvinc212
6328
Jun 10, 2013 06:24Jordi Fabre
Pyrrhotite - I lost its origin
9
Roger Warin
14578
Jun 01, 2013 13:15Peter Megaw
Old silver specimens to clean ???
5
Roger Warin
7370
May 30, 2013 17:14Peter Van Hout
Moved: Iolite/cordierite crystals
11
Jim
14130
May 29, 2013 14:07Elise
Pseudomorphs, Epimorphs and other evolutionary features in Geodes
1
Peter Megaw
9625
May 19, 2013 05:20Pierre Joubert
Hexagonal dipyramidal calcite
10
Roger Warin
19608
May 17, 2013 07:03Roger Warin
How do these form? (Dimples in Malachite from the Congo)
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22
nurbo
27950
May 16, 2013 13:52Roger Warin
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