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Subject Posts Last Post

Agatized snail shell Attachments

by Rock Currier
9 09/07/2014 05:33PM
Last Post by Everett Harrington

Phlogopite Mica Attachments

by Olivier Langelier
13 09/07/2014 12:21AM
Last Post by Olivier Langelier

Rhodochrosite(?) on Rhodochrosite from unknown

by Jacob Helton
9 09/05/2014 10:55PM
Last Post by Roger Lang


by Ryan Allen
16 09/05/2014 04:48PM
Last Post by Reiner Mielke

Help with identification Attachments

by Mike Punt
7 09/05/2014 02:02PM
Last Post by Mike Punt

Agate from Idar-Oberstein Attachments

by Rock Currier
8 09/04/2014 10:04PM
Last Post by Mark Heintzelman

some sort of green calcium mineral? Attachments

by Matt Ciranni
5 09/04/2014 04:14PM
Last Post by Donald B Peck

"Bladed" Hematite? - Arizona? Attachments

by John Krygier
13 09/04/2014 03:12PM
Last Post by TOM KENNEY

Mendip Potato Stone (aka Dulcote Agate)? Attachments

by Amanda Hawkins
14 09/03/2014 07:09PM
Last Post by Tony House

Calcite pseudomorph of Aragonite; Amarillo TX? Attachments

by Dennis McCoy
4 09/03/2014 05:52PM
Last Post by David Von Bargen

Olivine? Attachments

by Nailson Silva
5 09/02/2014 03:27PM
Last Post by Nailson Silva

Mineral ? ? ? HELP Attachments

by Edin Sarajlija
18 09/02/2014 01:22PM
Last Post by Edin Sarajlija


by Rui Nunes
1 08/31/2014 06:37PM
Last Post by Rui Nunes

Siglo XX's unknown Attachments

by Sergio Varvello
2 08/31/2014 05:34PM
Last Post by Alfredo Petrov

Petroglyph Mine, NM unknown Attachments

by Jerry Cone
3 08/31/2014 10:34AM
Last Post by Jerry Cone

Halite - Midland, Michigan Attachments

by Kelly Nash
11 08/31/2014 04:21AM
Last Post by Rock Currier

Can someone identify this please? Attachments

by Derek
7 08/30/2014 03:27PM
Last Post by Susan Robinson (2)

Migmatite? Attachments

by Steve Federico
4 08/30/2014 12:41PM
Last Post by Harold Moritz

Brazil - Included Quartz Locality Attachments

by Kelly Nash
8 08/30/2014 11:03AM
Last Post by Rock Currier

unidentified specimen from the Plaka no. 80 mine Attachments

by ryan christensen
3 08/30/2014 09:45AM
Last Post by André Heyninck

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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