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Newest topics and users posts
07 Aug-17:26:18 Popular minerals - twinned quartz (japan law twin) from colombia (Jordi Fabre)
07 Aug-14:43:35 Re: don lum collection (Don Lum)
07 Aug-14:14:04 Re: collection of michael shaw (Michael Shaw)
06 Aug-13:16:17 Re: don lum collection (Don Lum)
06 Aug-11:25:10 Re: the mim museum in beirut, lebanon (Fiebre Verde)
06 Aug-10:17:03 Re: about cyclic twinning - (5) (Peter Lemkin)
06 Aug-10:08:48 Re: the mim museum in beirut, lebanon (Peter Lemkin)
06 Aug-07:21:56 Re: the mim museum in beirut, lebanon (Mim Museum)
05 Aug-22:48:29 Re: about cyclic twinning - (5) (Kevin Conroy)
05 Aug-16:56:30 Popular minerals - fluorapatite from panasqueira, portugal (Jordi Fabre)
05 Aug-16:08:40 Re: the mim museum in beirut, lebanon (David K. Joyce)
05 Aug-14:11:56 Re: about cyclic twinning - (5) (Rutilefox)
05 Aug-12:58:14 Re: james sowerby's illustrations (Max Merlo)
05 Aug-12:09:15 Re: the mim museum in beirut, lebanon (Rweaver)
05 Aug-10:39:40 Re: the mim museum in beirut, lebanon - solidarity with the lebanese people! (Kevin Schofield)
05 Aug-10:28:26 Re: the mim museum in beirut, lebanon (Peter Lemkin)
05 Aug-03:56:22 The mim museum in beirut, lebanon - solidarity with the lebanese people! (Jordi Fabre)
04 Aug-15:56:58 Re: found in iowa please identify (Firmo Espinar)
04 Aug-15:37:15 Re: found in iowa please identify (James Catmur)
04 Aug-15:34:48 Re: collection of sante celiberti - a mineralogical trip through italy (Sante Celiberti)
04 Aug-12:13:42 Found in iowa please identify (Leone1986)
04 Aug-05:49:12 How to collect in an "apartment for sale". (Sante Celiberti)
04 Aug-03:59:43 Re: lonsdaleite? (Alfredo)
03 Aug-18:08:22 Re: lonsdaleite? (Pete Richards)
03 Aug-16:18:49 Re: lonsdaleite? (Kevin Conroy)

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  Topic: Found in Iowa please identify
Firmo Espinar

Replies: 2
Views: 251

PostForum: What is it? - Where is it from?   Posted: Aug 04, 2020 15:56   Subject: Re: Found in Iowa please identify
Hi Leone.

Welcome to FMF.

You may also read and use:

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


The last two pics seem to be some kind of microcrystalline quartz, chert ...
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Aug 03, 2020 12:44   Subject: Re: Collection of Firmo Espinar
Azurite from Cerro Minado, Almería, Spain.

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Cerussite and Goethite from San Valentín open pit, La Unión, Murcia, Spain.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 28, 2020 12:28   Subject: Re: Collection of Firmo Espinar
Quartz from San Cristobal, Suaita, Santander Department, Colombia (Nº-96).

Biterminated crystal where the smoke is whiter than the usuall grey.
  Topic: The Mineral Collecting History of the 79 Mine, Gila County, Arizona, USA - (33)
Firmo Espinar

Replies: 15
Views: 1808

PostForum: Featured Columns of FMF   Posted: Jul 23, 2020 11:13   Subject: Re: The Mineral Collecting History of the 79 Mine, Gila County, Arizona, USA - (33)
Hi Tony.

Great summer reading and nice photographs.

Thank you.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 21, 2020 08:38   Subject: Re: Collection of Firmo Espinar
Fluorite from Emilio Mine, Asturias, Spain.

Transparent Fluorite cubes with a main crystal showing a violet phantom and hexoctahedral corner modifications at least in three vertex.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 15, 2020 15:50   Subject: Re: Collection of Firmo Espinar
Cerussite and Goethite from San Valentín open pit, La Unión, Murcia, Spain.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 10, 2020 14:54   Subject: Re: Collection of Firmo Espinar
Calcite from Málaga, Spain.

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Opal (variety hyalite) from Zacatecas, Mexico.

Botryoidal hyalite Opal is green yellowish fluorescent under UV light. Mined in 2018.
  Topic: Collection of Sante Celiberti - A mineralogical trip through Italy
Firmo Espinar

Replies: 236
Views: 39412

PostForum: Collection photos and Collector's page   Posted: Jul 07, 2020 17:42   Subject: Re: Collection of Sante Celiberti - A mineralogical trip through Italy
Hi Sante.

Nice couple of Chalcantites blue and green 80 and 70mm high.

Regards.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 07, 2020 09:40   Subject: Re: Collection of Firmo Espinar
Palygorskite from Segovia, Spain.

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Gypsum from Luzón Guadalajara, Spain.

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Fluorite from Xianghualing Sn-polymetallic ore field, Hunan Province, China.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jul 03, 2020 09:01   Subject: Re: Collection of Firmo Espinar
Quartz from La Belleza, Santander Department, Colombia. (Nº-94).
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 28, 2020 11:40   Subject: Re: Collection of Firmo Espinar
Almandine from Altay, Xinjiang, China.

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Quartz from San Cristobal, Suaita, Santander Department, Colombia. (Nº-95).
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 25, 2020 12:10   Subject: Re: Collection of Firmo Espinar
Quartz on Calcite from Cervera del Río Alhama, La Rioja, Spain.

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Bariopharmacoalumite from María Josefa Mine, Almería, Spain.

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Quartz (variety chalcedony) on Opal from Almo ...
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 22, 2020 11:22   Subject: Re: Collection of Firmo Espinar
Pyrite from Muzo, Boyacá Department, Colombia.

A pentagonal dodecahedron group of crystals got in Medellin.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 19, 2020 10:03   Subject: Re: Collection of Firmo Espinar
Sodalite from Lake Superior, Keweenaw, Michigan, USA.

Fluorescent Sodalite using a long wave UV contained in syenite clasts.

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Mimetite from María Josefa Mine, Almería, Spain.

----- ...
  Topic: Collection of Bergur E. Sigurdarson
Firmo Espinar

Replies: 43
Views: 20372

PostForum: Collection photos and Collector's page   Posted: Jun 19, 2020 08:53   Subject: Re: Collection of Bergur E. Sigurdarson
Hi Bergur.

Nice Euclase.

A group with more crystals than usually i´ve seen.

Regards.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 16, 2020 10:03   Subject: Re: Collection of Firmo Espinar
Hi José Luis.

Thank you for the input.


Quartz from San Cristobal, Suaita, Santander Department, Colombia. (Nº-93).

Group of transparent crystals with some inclusión like a cloud and a grey ...
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 13, 2020 10:25   Subject: Re: Collection of Firmo Espinar
Gypsum from Fuentes de Ebro, Zaragoza, Spain.

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Dolomite with Chalcopyrite from León, Spain.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 10, 2020 09:39   Subject: Re: Collection of Firmo Espinar
Gypsum from Luzón, Guadalajara, Spain.

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Gypsum from La Almarcha, Cuenca, Spain.
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 07, 2020 11:36   Subject: Re: Collection of Firmo Espinar
Calcite on Quartz geode from Choique Mine, Neuquén, Patagonia, Argentina. Acquired in Bogotá.

Scalenoedrals Calcite crystals on Hematite included Quartz geode with pale red shades.


Mineralogic ...
  Topic: Collection of Firmo Espinar
Firmo Espinar

Replies: 412
Views: 177859

PostForum: Collection photos and Collector's page   Posted: Jun 04, 2020 09:05   Subject: Re: Collection of Firmo Espinar
Aragonite from Arbujuelo, Soria, Spain.

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Quartz (variety prase) from Estella, Navarra, Spain.

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Quartz from Azaila, Teruel, Spain.
 
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