FMF - Friends of Minerals Forum, discussion and message board :: View topic

We use cookies to show content based on your preferences. If you continue to browse you accept their use and installation. More information. >

FMF - Friends of Minerals Forum, discussion and message board
The place to share your mineralogical experiences

Spanish message board

Newest topics and users posts
07 May-17:07:55 The mizunaka collection - smoky quartz (Am Mizunaka)
07 May-15:10:39 Re: quartz twins (Roger Warin)
07 May-14:13:54 Re: collection of michael shaw (James Catmur)
07 May-10:22:14 Re: collection of michael shaw - quartz ps. After barite (Michael Shaw)
07 May-09:39:53 Re: quartz twins (Bob Carnein)
07 May-08:22:46 Re: quartz twins (Pete Richards)
06 May-23:47:28 Re: collection of volkmar stingl (Volkmar Stingl)
06 May-15:58:27 Tricolour tourmaline from madagascar / mvm (minerals - virtual museum) collection (Jordi Fabre)
06 May-15:25:14 Re: carlos pareja photo collection (Carlos Pareja)
06 May-15:20:01 Re: carlos pareja photo collection (Carlos Pareja)
06 May-09:58:11 Re: the mim museum in beirut, lebanon (Mim Museum)
06 May-07:05:10 Re: martin danovski minerals collection (Danovskim)
05 May-22:27:21 Re: quartz twins (Bob Morgan)
05 May-16:13:09 The mizunaka collection - rhodochrosite (Am Mizunaka)
05 May-13:07:52 Elbaite (variety paraíba) from brazil / mvm (minerals - virtual museum) collection (Jordi Fabre)
05 May-12:41:15 Quartz twins (Bob Carnein)
05 May-08:26:19 Re: collection of michael shaw (Michael Shaw)
04 May-16:39:42 Brochantite from milpillas mine, mexico / mvm (minerals - virtual museum) collection (Jordi Fabre)
03 May-23:23:09 Re: collection of volkmar stingl (Volkmar Stingl)
03 May-17:21:53 Re: martin danovski minerals collection (Jordi Fabre)
03 May-11:16:02 Re: ghost dendrite (Riccardo Modanesi)
03 May-05:51:59 Re: ghost dendrite (James Catmur)
03 May-04:17:02 Re: ghost dendrite (Marco Campos-venuti)
03 May-01:35:42 Re: martin danovski minerals collection (Danovskim)
02 May-18:34:43 Re: ghost dendrite (Pete Richards)
For lists of newest topics and postings click here

RSS

View unanswered posts

Why and how to register

Index FAQ Register Log in
Forgotten your password?

121083

The time now is May 07, 2025 18:41

This Forum is a "fellow" of the M.R.

Access to the FMF Gallery

Yesterday's most
viewed images

Last month's
favorite topic

Search for a text

A general guide for using the Forum with some rules and tips

The information provided within this Forum about localities is only given to allow reference to them. Any visit to any of the localities requires you to obtain full permission and relevant information prior to your visit. FMF is strictly against any illicit activities related to collecting minerals.

Moor's head elbaite

Index -> Minerals and Mineralogy

View previous topic :: View next topic

Author

Message

Roger Warin

Joined: 23 Jan 2013
Posts: 1232

Posted: May 11, 2016 10:48 Post subject: Moor's head elbaite

Hi,
One can say that achroite (a variety of elbaite) is a really pure tourmaline.
What is the chemical origin of the black head of a Moor's head elbaite appearing at the end of crystal growth?
Ferrous cations?
Roger.

039-Elbaite_Maure#3-01_R.jpg

Mineral:

Elbaite (variety achroite)

Locality:

Elba Island, Livorno Province, Tuscany, Italy

Description:

Moor's head.

Viewed:

7877 Time(s)

Display posts from previous:

Index -> Minerals and Mineralogy		All times are GMT - 5 Hours
Page 1 of 1

Jump to:

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum
You cannot attach files in this forum
You can download files in this forum