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Education

For education topics/questions 
Subject Posts Last Post

Question about the tourmalines

by Becky Coulson
4 01/18/2019 09:06PM
Last Post by W. Richard Gunter

Inclusion inside Chalcedony Attachments

by mario tapilouw
8 01/16/2019 06:14AM
Last Post by mario tapilouw

Your favorite mineralogy books

by Frank K. Mazdab
27 01/08/2019 12:58PM
Last Post by Herwig Pelckmans

Intro activity to rocks/minerals for kids

by Carlin Green
5 01/05/2019 01:45AM
Last Post by Keith Compton

Mendeleev and his mineral collection

by Herwig Pelckmans
3 01/04/2019 03:57PM
Last Post by Herwig Pelckmans

YouTube video tutorial on calculating mineral formulas using Excel

by Frank K. Mazdab
1 01/01/2019 02:58AM
Last Post by Frank K. Mazdab

Human activity creates 208 new mineral species

by Reiner Mielke
3 12/28/2018 11:36PM
Last Post by Łukasz Kruszewski

Mineral formula calculation application ADULARIA Attachments

by David Zakharov
2 12/21/2018 07:19PM
Last Post by Frank K. Mazdab

What does hydrogen peroxide clean

by D Mike Reinke
24 12/14/2018 07:49PM
Last Post by Donald B Peck

What happened to this copper cube? Attachments

by Larry Maltby
15 12/06/2018 02:49PM
Last Post by Larry Maltby

Veracruz Amethyst 2 specimens big price difference.

by Chris Schlosser
6 12/04/2018 08:58PM
Last Post by Doug Daniels

swarovski, water jet and laser.

by Chris Schlosser
3 12/04/2018 03:26PM
Last Post by Scott Rider

Displaying minerals

by Chris Schlosser
13 11/16/2018 03:04PM
Last Post by Luca Baralis
This topic has been moved.

Is it Antozonite? Attachments

by Eliza Ann Cua
  This topic has been moved.

How rare is Purple calcite and what is it’s value? Attachments

by Rachel Volkmann
4 11/05/2018 05:54PM
Last Post by Rachel Volkmann

Chert/chalcedony thin sections

by Norman King
20 11/05/2018 03:34AM
Last Post by Norman King

GSA Annual Conference

by Paul Brandes
5 11/03/2018 09:40PM
Last Post by Paul Brandes

Video of Missouri Mines State Historic Site

by Kevin Conroy
6 11/01/2018 02:45PM
Last Post by Kevin Conroy

Zeolites & Low temperature altered pegmatites

by Jobadiah G
8 10/31/2018 03:19PM
Last Post by Jobadiah G

kidney stone minerals

by Richard Gibson
11 10/31/2018 11:53AM
Last Post by Rolf Luetcke

Bow-tie stilbites: single crystals??

by Łukasz Kruszewski
11 10/31/2018 08:15AM
Last Post by Johan Kjellman

Amethyst "Globe"

by Kristi Hugs
7 10/30/2018 06:45PM
Last Post by Kristi Hugs

Are quartz and azeztulite the same thing?

by El Wood
7 10/30/2018 04:19PM
Last Post by A. Mathauser

Different Types of Hardness Measurements

by Kyle Bayliff
6 10/11/2018 09:35PM
Last Post by David Von Bargen

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

by Michele Wronski
16 10/08/2018 08:36AM
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 12:16AM
Last Post by Frank K. Mazdab

What form of radiation from uraninite?

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

Zacatecas hyalite opal - radioactive?

by Ashley Wolf
6 10/03/2018 08:12PM
Last Post by Hiro Inukai

pseudocubic quartz

by jennifer cindrich
39 10/03/2018 07:48PM
Last Post by Ronald J. Pellar

Stibiotantalite and Bismutotantalite Nomenclature

by Rudy Bolona
10 09/29/2018 08:31PM
Last Post by Pavel Kartashov

Help determining value of my amethyst? Attachments

by Evan Hoyer
4 09/26/2018 11:25PM
Last Post by John Kirtz

What is the most common mineral on Earth?

by Bob Harman
15 09/21/2018 02:17AM
Last Post by Kyle Bayliff

Nuclear Medical Imaging. How Radioactive Am I?

by Jenna Mast
11 09/20/2018 07:20PM
Last Post by Jenna Mast

Things I can do with coal?

by Sky Sanchez
19 09/20/2018 01:41AM
Last Post by Doug Daniels

strange chalcopyrite form Attachments

by jennifer cindrich
19 09/18/2018 12:32PM
Last Post by Harold Moritz

Sedimentary Chalcedon/Agate Attachments

by Noah Lunster
15 09/13/2018 02:19AM
Last Post by Rick Dalrymple

Zircon from Buncombe County, North Carolina Attachments

by Nick Ockham
4 09/12/2018 01:29PM
Last Post by Michael Lambert II

Ebay shoppers BEWARE

by Michael Lambert II
1 09/12/2018 01:27PM
Last Post by Michael Lambert II

Benitoite question

by Jason Evans
7 09/11/2018 08:10PM
Last Post by Randy Johnson

crystal systems: nomenclature and conventions

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

Where do I actually start

by Nickolas Drake
13 09/06/2018 08:10AM
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 04:34AM
Last Post by Aqua marine

Marble

by Erik Vercammen
5 08/30/2018 04:31PM
Last Post by Bob Harman

What is the correct chemical formula for beryl?

by Jason Evans
3 08/16/2018 09:30AM
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 09:35PM
Last Post by Alfredo Petrov

How would i go about priceing my find Attachments

by Brandon Lichty
4 07/29/2018 06:29PM
Last Post by Becky Coulson

how to repair stibnite

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

pseudo-hexagonal pyrite? Attachments

by jennifer cindrich
10 07/14/2018 08:06PM
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 02:54PM
Last Post by Kevin Hean

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

by Nick Gilly
7 06/24/2018 10:14AM
Last Post by Jolyon & Katya Ralph

Minerals of the Metallic Ore Deposits of the American Southwest

by Erin Delventhal
5 06/14/2018 03:08AM
Last Post by Erin Delventhal

Need Pentlandite

by Steve Hardinger
1 06/12/2018 04:14PM
Last Post by Steve Hardinger

Kola borehole

by A. Mathauser
10 06/12/2018 08:27AM
Last Post by Jolyon & Katya Ralph

Geiger counters

by WaUraniumExpert
3 06/10/2018 08:29AM
Last Post by Kevin Hean

Irregular lines in pyrite crystal Attachments

by Tim Saunderson
5 06/07/2018 01:43AM
Last Post by Tim Saunderson

How many of you tumble your own rocks? Attachments

by Erin Orchard
33 06/05/2018 04:09PM
Last Post by Erin Orchard

Hematite on Malachite Attachments

by Dennis Curtis
3 06/03/2018 09:48PM
Last Post by Dennis Curtis

Strange Malachite formation Attachments

by Dennis Curtis
8 06/03/2018 09:44PM
Last Post by Dennis Curtis

More than just a little about witherite

by Kevin Conroy
1 06/01/2018 06:45PM
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 02:33AM
Last Post by Michael Cox

Trondhjemite

by Erich Berger
4 04/30/2018 06:43PM
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 08:59PM
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 07:16PM
Last Post by Erin Delventhal

Kernite & colemanite question

by Lisa
5 04/16/2018 02:39AM
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 07:23PM
Last Post by Uwe Kolitsch

Chrysocolla in Chalcedony Enhancement

by mario tapilouw
15 04/13/2018 07:41AM
Last Post by mario tapilouw

Matrix Crack Repair

by Aaron Verrill
10 04/11/2018 02:31PM
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 02:24PM
Last Post by Keith Turner

vaesite, sticks or not?

by Giuliano Bettini
6 03/28/2018 10:21PM
Last Post by Kyle Bayliff
This topic has been moved.

Greetings!

by Aaron Verrill
  This topic has been moved.



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