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Education

For education topics/questions 
Subject Posts Last Post

GSA Annual Conference

by Paul Brandes
1 10/17/2018 02:32AM
Last Post by Paul Brandes

Bow-tie stilbites: single crystals??

by Łukasz Kruszewski
6 10/17/2018 01:31AM
Last Post by Wayne Corwin

Different Types of Hardness Measurements

by Kyle Bayliff
6 10/11/2018 10:35PM
Last Post by David Von Bargen

Chert/chalcedony thin sections

by Norman King
12 10/09/2018 02:32AM
Last Post by Frank K. Mazdab

Are Certain Healing Crystals Toxic? Phenacite/Fluorite/ Infinite Stone

by Michele Wronski
16 10/08/2018 09:36AM
Last Post by Alysson Rowan

For those who would be interested in looking at thin sections of unusual rocks

by Frank K. Mazdab
17 10/07/2018 01:16AM
Last Post by Frank K. Mazdab

What form of radiation from uraninite?

by Ed Clopton
14 10/06/2018 07:43PM
Last Post by Alysson Rowan

Video of Missouri Mines State Historic Site

by Kevin Conroy
3 10/05/2018 08:36AM
Last Post by Keith Compton

Zacatecas hyalite opal - radioactive?

by Ashley Wolf
6 10/03/2018 09:12PM
Last Post by Hiro Inukai

pseudocubic quartz

by jennifer cindrich
39 10/03/2018 08:48PM
Last Post by Ronald J. Pellar

Stibiotantalite and Bismutotantalite Nomenclature

by Rudy Bolona
10 09/29/2018 09:31PM
Last Post by Pavel Kartashov

Help determining value of my amethyst? Attachments

by Evan Hoyer
4 09/27/2018 12:25AM
Last Post by John Kirtz

What is the most common mineral on Earth?

by Bob Harman
15 09/21/2018 03:17AM
Last Post by Kyle Bayliff

Nuclear Medical Imaging. How Radioactive Am I?

by Jenna Mast
11 09/20/2018 08:20PM
Last Post by Jenna Mast

Things I can do with coal?

by Sky Sanchez
19 09/20/2018 02:41AM
Last Post by Doug Daniels

strange chalcopyrite form Attachments

by jennifer cindrich
19 09/18/2018 01:32PM
Last Post by Harold Moritz

Sedimentary Chalcedon/Agate Attachments

by Noah Lunster
15 09/13/2018 03:19AM
Last Post by Rick Dalrymple

Zircon from Buncombe County, North Carolina Attachments

by Nick Ockham
4 09/12/2018 02:29PM
Last Post by Michael Lambert II

Ebay shoppers BEWARE

by Michael Lambert II
1 09/12/2018 02:27PM
Last Post by Michael Lambert II

Benitoite question

by Jason Evans
7 09/11/2018 09:10PM
Last Post by Randy Johnson

crystal systems: nomenclature and conventions

by Daniel Atencio
16 09/06/2018 05:04PM
Last Post by Donald B Peck

Where do I actually start

by Nickolas Drake
13 09/06/2018 09:10AM
Last Post by Jason B. Smith
This topic has been moved.

Unknown specimen Attachments

by Dennis Curtis
  This topic has been moved.

Whats the relationship b/w epidote and chlorine

by Aqua marine
5 09/01/2018 05:34AM
Last Post by Aqua marine

Marble

by Erik Vercammen
5 08/30/2018 05:31PM
Last Post by Bob Harman

What is the correct chemical formula for beryl?

by Jason Evans
3 08/16/2018 10:30AM
Last Post by Johan Kjellman
This topic has been moved.

Is this obsidian? Attachments

by Lou Griffin
  This topic has been moved.

Endoliths in garnet

by Hiro Inukai
2 08/08/2018 10:35PM
Last Post by Alfredo Petrov

How would i go about priceing my find Attachments

by Brandon Lichty
4 07/29/2018 07:29PM
Last Post by Becky Coulson

how to repair stibnite

by Greg Simmons
10 07/24/2018 08:52PM
Last Post by Niels Brouwer

pseudo-hexagonal pyrite? Attachments

by jennifer cindrich
10 07/14/2018 09:06PM
Last Post by Alfred L. Ostrander
This topic has been moved.

Black/brown glassy crystalline rock (tetbury Gloucestershire)

by Christopher Annis
  This topic has been moved.
This topic has been moved.

Gold Attachments

by Christian Auer
  This topic has been moved.
This topic has been moved.

Is this Malachite Azurit real? Attachments

by Kathy Norton
  This topic has been moved.

Identifying Taaffeite

by Owen Lewis
21 06/24/2018 03:54PM
Last Post by Kevin Hean

We have mariinskite (a Cr chrysoberyl), but is there a chrome beryl?

by Nick Gilly
7 06/24/2018 11:14AM
Last Post by Jolyon & Katya Ralph

Minerals of the Metallic Ore Deposits of the American Southwest

by Erin Delventhal
5 06/14/2018 04:08AM
Last Post by Erin Delventhal

Need Pentlandite

by Steve Hardinger
1 06/12/2018 05:14PM
Last Post by Steve Hardinger

Kola borehole

by A. Mathauser
10 06/12/2018 09:27AM
Last Post by Jolyon & Katya Ralph

Geiger counters

by WaUraniumExpert
3 06/10/2018 09:29AM
Last Post by Kevin Hean

Irregular lines in pyrite crystal Attachments

by Tim Saunderson
5 06/07/2018 02:43AM
Last Post by Tim Saunderson

How many of you tumble your own rocks? Attachments

by Erin Orchard
33 06/05/2018 05:09PM
Last Post by Erin Orchard

Hematite on Malachite Attachments

by Dennis Curtis
3 06/03/2018 10:48PM
Last Post by Dennis Curtis

Strange Malachite formation Attachments

by Dennis Curtis
8 06/03/2018 10:44PM
Last Post by Dennis Curtis

More than just a little about witherite

by Kevin Conroy
1 06/01/2018 07:45PM
Last Post by Kevin Conroy
This topic has been moved.

Quartz Point with secondary crystal ? Attachments

by Patrick Carey
  This topic has been moved.
This topic has been moved.

Brand new to rocks and minerals Attachments

by Erin Orchard
  This topic has been moved.

Learning Opportunities in Public Parks

by Michael Cox
1 05/02/2018 03:33AM
Last Post by Michael Cox

Trondhjemite

by Erich Berger
4 04/30/2018 07:43PM
Last Post by Erich Berger
This topic has been moved.

Can anyone help identify this geode? Attachments

by Becky Elizabeth
  This topic has been moved.

Sio and AR Wavellite Attachments

by Everett Harrington
8 04/28/2018 09:59PM
Last Post by Wayne Corwin

Call for Papers: Minerals of the Metallic Ore Deposits of the American Southwest

by Erin Delventhal
1 04/28/2018 08:16PM
Last Post by Erin Delventhal

Kernite & colemanite question

by Lisa
5 04/16/2018 03:39AM
Last Post by Doug Daniels
This topic has been moved.

Arkansas quartz

by Cody Lutz
  This topic has been moved.

2 questions about the operation of gems

by Marc Van Tricht
9 04/15/2018 08:23PM
Last Post by Uwe Kolitsch

Chrysocolla in Chalcedony Enhancement

by mario tapilouw
15 04/13/2018 08:41AM
Last Post by mario tapilouw

Matrix Crack Repair

by Aaron Verrill
10 04/11/2018 03:31PM
Last Post by cascaillou
This topic has been moved.

Southern Arizona quartz localities

by Taylor Ortiz
  This topic has been moved.

Request for help

by Keith Turner
5 03/29/2018 03:24PM
Last Post by Keith Turner

vaesite, sticks or not?

by Giuliano Bettini
6 03/28/2018 11:21PM
Last Post by Kyle Bayliff
This topic has been moved.

Greetings!

by Aaron Verrill
  This topic has been moved.

Inclusions of chalcopyrite in calcite Attachments

by jennifer cindrich
8 03/15/2018 12:36AM
Last Post by Amir C. Akhavan

New to the world of minerals

by Vma Buck
15 03/02/2018 03:40AM
Last Post by Vma Buck
This topic has been moved.

Emerald colored rock from India Attachments

by Ashley Wolf
  This topic has been moved.

New England Mineral Association Annual Conference May 11-13, 2018 Attachments

by Jeffrey Morrison
1 02/25/2018 05:29PM
Last Post by Jeffrey Morrison

Malachite and azurite

by Vma Buck
4 02/25/2018 10:46AM
Last Post by David Von Bargen

New locale for Star Garnet discovered!?!? EDIT: NOPE! Attachments

by GarnetAhoy
3 02/25/2018 09:15AM
Last Post by Ed Ortman

Slope mining question

by Matt Courville
13 02/23/2018 02:19PM
Last Post by Andrew Debnam
This topic has been moved.

Fluorite?

by Vma Buck
  This topic has been moved.

Gemmy&Transparency what do they mean?

by Reiner Mielke
13 02/19/2018 03:29PM
Last Post by Owen Lewis

Prairie tanzanite?

by Jason Evans
16 02/09/2018 05:48AM
Last Post by John Oostenryk

Could someone please add these mines Attachments

by Frank Karasti
5 01/29/2018 07:55PM
Last Post by Frank Karasti

K-feldspar as crystal nucleus for ice in clouds

by Martin Rich
6 01/27/2018 03:20PM
Last Post by David Von Bargen

Mineral names based on chemistry of mineral

by Jason Evans
28 01/26/2018 11:29AM
Last Post by Erik Vercammen

Pyrite in Citrine Attachments

by Ashley Wolf
8 01/17/2018 06:36PM
Last Post by Wayne Corwin

Adularia growing inside smokey quartz!?

by Theodore Hansen Theo
5 01/08/2018 02:23PM
Last Post by Theodore Hansen Theo

Midwest carbonates, both common and very rare.

by Bob Harman
12 01/06/2018 03:55PM
Last Post by Keith Wood

Enhydros in large amethyst cluster? Attachments

by Theodore Hansen Theo
4 01/02/2018 04:54AM
Last Post by Theodore Hansen Theo

Charoite Pietersite

by Dennis Curtis
7 12/31/2017 01:46PM
Last Post by Dennis Curtis

Beryl, a glucinum-aluminum silicate?

by Ed Clopton
13 12/30/2017 05:12PM
Last Post by Clifford Trebilcock



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