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Identity Help

Want to identify an unknown specimen? Ask here! 
Subject Posts Last Post

Rest Stop mineral find! Attachments

by Andy Young
11 07/14/2017 05:01PM
Last Post by Alfred L. Ostrander

unknown stone ? Attachments

by sunstone sunstone
30 07/13/2017 12:02AM
Last Post by Reiner Mielke

Unknown Mineral from Cajamarca, Peru Attachments

by Alex Garcia
8 07/12/2017 02:23AM
Last Post by Gregg Little

Unknown Semi Translucent Crystals in Matrix, Guatemala Attachments

by Robert Darabos
3 07/11/2017 10:49PM
Last Post by Gregg Little

Calcite and something else Attachments

by Dennis Jones
26 07/11/2017 11:22AM
Last Post by Dennis Jones

What is this? Attachments

by Gary Glunt
5 07/11/2017 03:08AM
Last Post by Gary Glunt

Greenockite-Hawleyite

by Rolf Luetcke
11 07/11/2017 02:13AM
Last Post by Doug Daniels

Unknown from California Attachments

by Antonio Nazario
4 07/10/2017 12:11PM
Last Post by Paul Brandes

What causes colours in gypsum (satin spar)? Attachments

by Dennis Jones
10 07/09/2017 10:01AM
Last Post by Dennis Jones

Native copper and dolomite? Attachments

by Gary Mason
12 07/09/2017 03:40AM
Last Post by Paul Brandes

Quartz lithium phantom

by Yanick Beaudet
16 07/08/2017 05:11PM
Last Post by Edward Pliszka Jr.

Calcite sand rose from North Carolina? Attachments

by adam rackham
9 07/08/2017 04:26AM
Last Post by Gregg Little

Celestine in gypsum satin spar? Attachments

by Dennis Jones
29 07/08/2017 02:21AM
Last Post by Dennis Jones

Can anyone verify this Utah locality: Walker Mine, Thompsons District, Utah Attachments

by Maggie Wilson
8 07/07/2017 05:09PM
Last Post by Jeff Weissman

Uncertain locality - Gypsum from Huaron, Peru Attachments

by todd Van Duren
1 07/07/2017 12:48AM
Last Post by todd Van Duren

Bogus Label? - Antlerite...., Puerta de Gomez, Chihuahua Attachments

by todd Van Duren
3 07/06/2017 10:51PM
Last Post by Kevin Conroy

argillite or phyllite Attachments

by Daniel Bennett
6 07/06/2017 02:32PM
Last Post by Daniel Bennett

Green/Blue Translucent Specimen (San Bernardino County) Attachments

by Daniel Haase
6 07/06/2017 03:29AM
Last Post by Daniel Haase

Geode Rock for Identification

by Ben nko
8 07/05/2017 09:12PM
Last Post by Ben nko

Morenci Mine possible tenorite Attachments

by Rolf Luetcke
5 07/05/2017 12:59PM
Last Post by Rolf Luetcke

"Meta-kingite" or "Metakingite"

by Vik Vanrusselt
8 07/05/2017 08:05AM
Last Post by Jolyon & Katya Ralph

Differentiating Phenakite from Topaz

by Vitya
47 07/04/2017 08:46PM
Last Post by Wayne Corwin

Fluorite from Morenci Mine Attachments

by Rolf Luetcke
4 07/03/2017 04:43PM
Last Post by Rolf Luetcke

Locality needed for epidote copper calcite association Attachments

by Paolo Franchi
7 07/03/2017 08:40AM
Last Post by Paolo Franchi

Triangular pattern in mineral. Attachments

by lui Skywalker
22 07/03/2017 01:02AM
Last Post by Paul Brandes

Interesting circles with gold and rainbow scratch patterns Attachments

by Michael Harwell
4 07/03/2017 12:40AM
Last Post by Doug Daniels

fire agate? Attachments

by lui Skywalker
7 07/02/2017 11:32PM
Last Post by Wayne Corwin

Is this kimberlite

by Samual Stone
9 07/02/2017 07:44PM
Last Post by Reiner Mielke

Amber Unknown Locality

by Steve Hardinger
2 07/02/2017 04:45AM
Last Post by Owen Lewis

olive green nephrite jade ? Attachments

by sunstone sunstone
18 07/01/2017 11:49PM
Last Post by sunstone sunstone

Good Wulfenite specimen needs a correct locale... Attachments

by Simone Citon
4 06/29/2017 02:20PM
Last Post by Kevin Conroy

Possible Glauconite Attachments

by Frank Festa
11 06/29/2017 05:02AM
Last Post by Bruce Cairncross

mica Attachments

by jeff d martin
61 06/29/2017 12:29AM
Last Post by jeff d martin

What is it? Attachments

by Scott DeLano
10 06/28/2017 08:50PM
Last Post by Alfredo Petrov

Not sure, sold to me as topaz, identify please? Attachments

by Jerry Morgan
13 06/27/2017 06:00PM
Last Post by Harold Moritz

RE: Se content of Ag mineral Attachments

by Kyle Beucke
9 06/26/2017 05:31PM
Last Post by Franz Bernhard

Found Jadeite in Arizona possibly?

by TTomBabbitt
36 06/26/2017 12:57AM
Last Post by Doug Daniels

what is that strange letters on the stone ? Attachments

by sunstone sunstone
39 06/25/2017 09:55PM
Last Post by sunstone sunstone

Toxic sludge from slag or new crystals forming from vinegar solution. Or ? Attachments

by Michael Harwell
7 06/25/2017 12:46AM
Last Post by Dana Morong

Unknown Crystals in Matrix from Eifel, Germany Attachments

by Robert Darabos
6 06/24/2017 06:15PM
Last Post by Donald B Peck

blue agate ? Attachments

by sunstone sunstone
7 06/23/2017 12:06AM
Last Post by sunstone sunstone

Iron County, MI. ID please Attachments

by M. Hobbs
8 06/22/2017 02:51PM
Last Post by M. Hobbs

North Central/East Wisconsin. ID suggestions? Attachments

by M. Hobbs
7 06/22/2017 02:51PM
Last Post by M. Hobbs

Unknown 'barrel' shaped crystals Attachments

by Douglas Schonewald
5 06/19/2017 01:54AM
Last Post by Douglas Schonewald

Löhley Germany unknown

by Reiner Mielke
3 06/17/2017 10:42PM
Last Post by Reiner Mielke

uranopilite? Attachments

by Monika Kertowska
3 06/17/2017 04:52PM
Last Post by Łukasz Kruszewski

Unknown specimen. Dallas Gem Mine area, San Benito River Attachments

by Jose Miguel Sola Fdez.
6 06/17/2017 07:38AM
Last Post by Jose Miguel Sola Fdez.

Citrine with Cubed Crystals??? Attachments

by Sean Forgione
13 06/16/2017 06:00PM
Last Post by Dennis McCoy

Goethite on Quartz in Keokuk Geode? Attachments

by Michael Otto
2 06/16/2017 05:24PM
Last Post by Bob Harman

Composition of Puzzler Mine Vanadinite

by Timothy Blackwood
1 06/16/2017 01:30AM
Last Post by Timothy Blackwood

AWARUITE/OREGONITE? Attachments

by Anett Lind
15 06/15/2017 09:35PM
Last Post by Gregg Little

Moonstone or sunstone ? Attachments

by sunstone sunstone
16 06/15/2017 03:23PM
Last Post by Michael Harwell

Help with ID tags: Pecha and Bunk Attachments

by Peter K. Szarka
4 06/13/2017 08:29PM
Last Post by Peter K. Szarka

hardness test: 7 scratches Quartz?

by SophiaJoy MB
8 06/13/2017 10:20AM
Last Post by SophiaJoy MB

Blue Cu-mineral with possible heulandite? Attachments

by Joel Dyer
5 06/12/2017 01:19PM
Last Post by Joel Dyer

Rocks/minerals from Sweden II Attachments

by Juana Dickson
12 06/12/2017 10:14AM
Last Post by Juana Dickson

Rhodochrosite from ??? Attachments

by ryan christensen
15 06/11/2017 09:37PM
Last Post by Wayne Corwin

Havey Quarry, Poland, ME - unknown octahedron - fluorite? Attachments

by Scott Braley
9 06/11/2017 08:47PM
Last Post by Wayne Corwin

6sided plate Monteponi Sardegna Italy Attachments

by Emil Box
4 06/11/2017 07:48PM
Last Post by Uwe Kolitsch

Bloodstone ? Attachments

by sunstone sunstone
2 06/11/2017 07:02PM
Last Post by Ed Clopton

what is that ? Attachments

by sunstone sunstone
3 06/11/2017 06:59PM
Last Post by Ed Clopton

Clinotyrolite or Tangdanite?

by Vik Vanrusselt
5 06/11/2017 06:58PM
Last Post by Uwe Kolitsch

Black rock, octahedron modified by cube faces Attachments

by Don Ernsdorff
12 06/11/2017 04:45AM
Last Post by Don Ernsdorff

rare green sunstone ? Attachments

by sunstone sunstone
34 06/11/2017 12:37AM
Last Post by sunstone sunstone

Inesite Attachments

by Harry Zondervan
5 06/10/2017 08:28AM
Last Post by Harry Zondervan

orthoclase feldspar sunstone in host rock ? Attachments

by sunstone sunstone
14 06/10/2017 05:07AM
Last Post by sunstone sunstone

orthoclase feldspar sunstone ? Attachments

by sunstone sunstone
9 06/10/2017 04:49AM
Last Post by sunstone sunstone

Light brown sanidine ( potassium feldspare ) ? Attachments

by sunstone sunstone
7 06/10/2017 01:43AM
Last Post by sunstone sunstone

Unusual Rock for Discussion Attachments

by David Baldwin
5 06/10/2017 12:13AM
Last Post by Gregg Little

If I say 'Lemurian Quartz',am I right? Attachments

by Faruk Ozmen
7 06/09/2017 05:32PM
Last Post by Scott Rider

sunstone ? Attachments

by sunstone sunstone
12 06/09/2017 08:18AM
Last Post by sunstone sunstone

unknown green stones Attachments

by sunstone sunstone
3 06/09/2017 12:31AM
Last Post by Gregg Little

What is that? Attachments

by Faruk Ozmen
14 06/08/2017 03:42PM
Last Post by Faruk Ozmen

help with small minerals Attachments

by lui Skywalker
9 06/08/2017 02:43PM
Last Post by Peter Nancarrow

sunstone feldspar ? Attachments

by sunstone sunstone
10 06/08/2017 07:45AM
Last Post by sunstone sunstone

Southern California Coastal Crystals ID Help Attachments

by Daniel Haase
4 06/08/2017 06:54AM
Last Post by Daniel Haase

I thing that is serendibite stone,am I right? Attachments

by Faruk Ozmen
21 06/08/2017 01:50AM
Last Post by Reiner Mielke

help,what is this? Attachments

by Faruk Ozmen
14 06/07/2017 11:14PM
Last Post by Owen Lewis

Dalmatian Stone and Aplite Attachments

by SophiaJoy MB
7 06/07/2017 04:07PM
Last Post by SophiaJoy MB

I.D Help found near Milton ,Ca. S.G. is 2.89 -2.90 Attachments

by jeremy ford
19 06/07/2017 02:13PM
Last Post by Reiner Mielke



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