Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery
bannerbannerbannerbannerbannerbanner

Mineralogical Classification

The scientific classification of mineral species. For ID questions see Identity Help in How To section 
Subject Posts Last Post
This topic has been moved.

Please help with ID Attachments

by Debbie Forrester
  This topic has been moved.

The Red Emerald

by Seth William Rozendaal
21 02/15/2017 01:00AM
Last Post by Seth William Rozendaal

"Alumosauconite" from Silver Coin, Nevada

by Marco E. Ciriotti
1 02/14/2017 12:50PM
Last Post by Marco E. Ciriotti

IMA 2015-B = astrophyllite supergroup: nomenclature and classification

by Marco E. Ciriotti
1 02/14/2017 11:05AM
Last Post by Marco E. Ciriotti
This topic has been moved.

Negative crystals and their formation Attachments

by Donn Cuson
  This topic has been moved.

Order of [6]Ti4+ in a Ti-rich calcium amphibole from Kaersut, Greenland

by Marco E. Ciriotti
1 02/09/2017 08:38AM
Last Post by Marco E. Ciriotti
This topic has been moved.

Millerite Cleavage Angles

by John Collins
  This topic has been moved.

Lazurite is the same mineral as Haüyne ?

by Uwe Ludwig
42 01/30/2017 09:16PM
Last Post by Ralph Bottrill

Modelling of substitutional defects in the structure of Ti-bearing hibonite

by Marco E. Ciriotti
2 01/29/2017 05:34PM
Last Post by Uwe Kolitsch
This topic has been moved.

Rough Diamond in Kimberlite conglomerate??? Attachments

by Heather Marie Reid
  This topic has been moved.

Si-deficient, OH-substituted, boron-bearing vesuvianite from Sakha-Yakutia

by Marco E. Ciriotti
1 01/20/2017 10:20AM
Last Post by Marco E. Ciriotti

New occurrence of Ni-rich horomanite from the Kouyama gabbro, Japan

by Marco E. Ciriotti
1 01/18/2017 09:31AM
Last Post by Marco E. Ciriotti

Structural refinement of köttigite–parasymplesite solid solution

by Marco E. Ciriotti
1 01/18/2017 09:29AM
Last Post by Marco E. Ciriotti

Cation ordering of {110} and {211} sectors in "grandite" garnet from Mali

by Marco E. Ciriotti
1 01/18/2017 09:28AM
Last Post by Marco E. Ciriotti
This topic has been moved.

Anyone familiar with druzy quartz conglomerates?

by Dustin Ryan Alexander
  This topic has been moved.

Hydroxycalciopyrochlore from a regionally metamorphic marble at Bližná, Czech Republic

by Marco E. Ciriotti
1 01/11/2017 06:26PM
Last Post by Marco E. Ciriotti

Hydrogen-bonding system in amarillite

by Marco E. Ciriotti
1 01/11/2017 06:24PM
Last Post by Marco E. Ciriotti

Crystal structure and new formula of rameauite

by Marco E. Ciriotti
1 01/11/2017 06:23PM
Last Post by Marco E. Ciriotti

Partzite discreditation

by Marco E. Ciriotti
1 01/11/2017 06:16PM
Last Post by Marco E. Ciriotti

Crystal chemistry of lamprophyllite-related minerals

by Marco E. Ciriotti
1 01/11/2017 06:15PM
Last Post by Marco E. Ciriotti

Hydrogen bond system and vibrational spectroscopy of fibroferrite

by Marco E. Ciriotti
1 01/11/2017 06:14PM
Last Post by Marco E. Ciriotti

Si-deficient, OH-substituted, boron-bearing vesuvianite from Sakha-Yakutia

by Marco E. Ciriotti
1 01/11/2017 05:46PM
Last Post by Marco E. Ciriotti
This topic has been moved.

Distinguishing sedimentary from volcanic rocks

by Isaac Carman
  This topic has been moved.

Revised and expanded structure hierarchy of natural and synthetic hexavalent uranium compounds

by Marco E. Ciriotti
5 01/09/2017 11:23AM
Last Post by Luís Martins

Understanding the crystal chemistry of barium In TS-block minerals

by Marco E. Ciriotti
1 01/05/2017 09:42AM
Last Post by Marco E. Ciriotti

Cs-bearing beryl evolving to pezzottaite from the Julianna Pegmatitic System SW Poland

by Marco E. Ciriotti
1 01/05/2017 09:38AM
Last Post by Marco E. Ciriotti

Crystal structure of nickelskutterudite (with revised formula)

by Marco E. Ciriotti
1 01/05/2017 09:34AM
Last Post by Marco E. Ciriotti

Structure refinement and vibrational spectroscopy of vauxite from type-locality

by Marco E. Ciriotti
1 01/05/2017 09:33AM
Last Post by Marco E. Ciriotti

Revision of the crystal structure and formula of bafertisite

by Marco E. Ciriotti
1 01/05/2017 09:31AM
Last Post by Marco E. Ciriotti

New data for chiavennite and ferrochiavennite

by Marco E. Ciriotti
1 01/05/2017 09:30AM
Last Post by Marco E. Ciriotti
This topic has been moved.

Dushan Jade

by Anonymous User
  This topic has been moved.

Classification book/field guide

by Isaac Carman
26 12/28/2016 09:05PM
Last Post by Ralph Bottrill
This topic has been moved.

Is this translucent stone cryptocrytallin red chert. With manganese

by Michael Harwell
  This topic has been moved.

Concerning diopside from Merelani Hills, Tanzania

by Timothy Blackwood
8 12/25/2016 12:37AM
Last Post by Ralph Bottrill
This topic has been moved.

Help ID #2 Attachments

by Frank Festa
  This topic has been moved.
This topic has been moved.

Help ID #1 Attachments

by Frank Festa
  This topic has been moved.
This topic has been moved.

Blue mineral What is it? Attachments

by Nancy Gerlach
  This topic has been moved.
This topic has been moved.

Unobtainium defined Attachments

by Reiner Mielke
  This topic has been moved.

wurtzite and the IMA

by Chris Stefano
61 12/01/2016 05:50PM
Last Post by Joshua Chambers

Crystal chemistry of a Ba-dominant analogue of hydrodelhayelite

by Marco E. Ciriotti
1 11/22/2016 04:06PM
Last Post by Marco E. Ciriotti

Hakite from Příbram, Czech Republic: Compositional variability, crystal structure and the role within the Se - mineralization

by Marco E. Ciriotti
1 11/08/2016 10:14AM
Last Post by Marco E. Ciriotti
This topic has been moved.

Gogunzulla

by Sister Elias Freeman, OSB.Sol
  This topic has been moved.

Order–Disorder character of owyheeite

by Marco E. Ciriotti
2 10/21/2016 11:33AM
Last Post by Chester S. Lemanski, Jr.

Hydrogen bonding and structural complexity in the pseudomalachite, ludjibaite, reichenbachite polymorphs

by Marco E. Ciriotti
2 10/21/2016 11:31AM
Last Post by Chester S. Lemanski, Jr.

I was told this is blue barite from Morocco but I'm skeptical... Attachments

by DL
11 10/17/2016 09:35PM
Last Post by DL

The crystal structure of uytenbogaardtite and its relationships with gold and silver sulfides-selenides

by Marco E. Ciriotti
2 10/15/2016 05:11PM
Last Post by Uwe Kolitsch
This topic has been moved.

Need help with feldspar classification Attachments

by Jobadiah Giles
  This topic has been moved.

Crystal structure of synthetic alunite-type chromates

by Uwe Kolitsch
1 09/19/2016 05:03PM
Last Post by Uwe Kolitsch

"Maufite" discreditation

by Marco E. Ciriotti
1 09/15/2016 11:42AM
Last Post by Marco E. Ciriotti

Crystal structure of bassetite and saléeite

by Marco E. Ciriotti
3 09/11/2016 03:08PM
Last Post by Uwe Kolitsch
This topic has been moved.

Identifying Todorokite from Maine

by Paul Stephen Cyr
  This topic has been moved.
This topic has been moved.

Identification of mineral from microprobe (EDX), historical slag Attachments

by Šárka Dvořáková
  This topic has been moved.

The names hancockite, niigataite and tweddillite reinstated

by Marco E. Ciriotti
9 08/27/2016 11:16PM
Last Post by Andrew Debnam

Crystal structure of gianellaite (new formula)

by Marco E. Ciriotti
1 08/26/2016 10:26AM
Last Post by Marco E. Ciriotti

Crystal structure of hejtmanite, the Mn-analogue of redefined bafertisite

by Marco E. Ciriotti
1 08/26/2016 10:03AM
Last Post by Marco E. Ciriotti

Francisite from Baccu Locci mine

by Joy Desor
2 08/23/2016 03:44PM
Last Post by Uwe Kolitsch

Acanthite psm argentite vs acanthite

by penney file (2)
3 08/19/2016 07:19PM
Last Post by Reiner Mielke
This topic has been moved.

Where to send specimen for testing

by jennifer cindrich
  This topic has been moved.
This topic has been moved.

Identify- calcite and ? Attachments

by jennifer cindrich
  This topic has been moved.

What is the definition of a "type ocation"?

by Sue
7 08/18/2016 01:08AM
Last Post by Doug Daniels

Natural HP CdSe from Zhamanshin Crater, Russia

by Marco E. Ciriotti
1 07/22/2016 12:39AM
Last Post by Marco E. Ciriotti

What is the actual structure of samarskite-(Y)? (incl. comments on samarskite group)

by Uwe Kolitsch
15 07/19/2016 02:14AM
Last Post by Tony Albini

Mineral nomenclature. IMA 2014-A / 2014-C: thénardite and litidionite renamings

by Marco E. Ciriotti
1 07/08/2016 07:47AM
Last Post by Marco E. Ciriotti

Crystal structure of Cr-bearing Mg3BeAl8O16, a new polytype of magnesiotaaffeite-2N′2S

by Marco E. Ciriotti
1 06/30/2016 10:38AM
Last Post by Marco E. Ciriotti

Redetermination of ruizite

by Marco E. Ciriotti
1 06/30/2016 10:38AM
Last Post by Marco E. Ciriotti

Darwin

by Alfredo Petrov
2 06/17/2016 12:56PM
Last Post by Wayne Corwin

Plumbopyrochlore

by William Moats
5 06/17/2016 03:15AM
Last Post by William Moats

A review of the structural architecture of tellurium oxycompounds

by Marco E. Ciriotti
3 06/13/2016 10:19AM
Last Post by Uwe Kolitsch

New data on unit cell and space group of metastudtite, (UO2)O2(H2O)2

by Uwe Kolitsch
2 06/04/2016 06:40PM
Last Post by Łukasz Kruszewski

New slag phases, in part related to minerals

by Uwe Kolitsch
36 06/01/2016 02:41PM
Last Post by Uwe Kolitsch

SXRD and Raman study of synthesized arsenates and vanadates with the descloizite and adelite structure types

by Uwe Kolitsch
2 05/21/2016 05:12PM
Last Post by Łukasz Kruszewski

Dump grown minerals

by Reiner Mielke
43 05/08/2016 04:04PM
Last Post by Łukasz Kruszewski

Current status of Coeruleolactite?

by Vik Vanrusselt
5 05/07/2016 09:00PM
Last Post by Łukasz Kruszewski

Motukoreaite from the Klodawa Salt Dome, Central Poland

by Marco E. Ciriotti
4 05/06/2016 08:03PM
Last Post by Łukasz Kruszewski

The Great Barrier Reef Expedition 1928–29: The crystal structure and occurrence of weddellite

by Marco E. Ciriotti
2 05/06/2016 07:35PM
Last Post by Łukasz Kruszewski

CO3-bearing member of the hydroxylapatite–hydroxylellestadite series

by Marco E. Ciriotti
4 05/06/2016 07:34PM
Last Post by Łukasz Kruszewski
This topic has been moved.

Skeletonized septarian nodule

by cynthia peterson
  This topic has been moved.
This topic has been moved.

I found a brownish mineral that in the light turns yellow. somebody knows? Attachments

by Luiz Skywalker
  This topic has been moved.
This topic has been moved.

Purple mineral and Phosphohedyphane covered by quartz Attachments

by Jiaqi Sun
  This topic has been moved.

Quartz Twinning Dauphine or Brazil law Attachments

by judah conwell
5 04/19/2016 10:22PM
Last Post by judah conwell



bannerbannerbannerbannerbannerbanner
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2017, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: February 22, 2017 10:39:06
Go to top of page