Cronstedtite is a complex iron silicate mineral belonging to the serpentine group of American Mineralogical Society · Mindat with locations · Webmineral

71.01.02c.07 Cronstedtite Fe2Fe(SiFe)O5(OH)4 P 3 1 m 3m : Strunz Class: 12 - MinDAT 13 - Mineralienatlas (Deutsch) 14 - Online Mineral Museum 15 - QUT Mineral Atlas

English: Cronstedtite Locality: Herja Mine (Kisbánya), Baia Mare (Nagybánya), Maramures County, Romania (Locality at mindat.org) Size: 3.5 x 2.3 x 1.8 cm. Cronstedtite is a rare iron silicate of the serpentine group. English: Cronstedtite Locality: Herja Mine (Kisbánya), Baia Mare (Nagybánya), Maramures County, Romania (Locality at mindat.org) A rich crust covered with sharp, lustrous , fat crystals to 2-3 mm in size, makes this a very fine miniature of this classic rarity (a complex iron silicate with multiple oxidation states of iron in the same crystal). Cronstedtite - Named for Axel Fredrik Cronstedt, Swedish mineralogist and chemist. Hardness: 3.5; WebMineral: View Cronstedtite; Mindat: View Cronstedtite The sample at left is about 12 cm across and is from Herja, Crisana-Maramures, Romania.

Cronstedtite mindat

71.01.02c.07 Cronstedtite Fe2Fe(SiFe)O5(OH)4 P 3 1 m 3m : Strunz Class: 8 - MinDAT 9 - Mineralienatlas (Deutsch) 10 - Online Mineral Museum 11 - QUT Mineral Atlas Cronstedtite - Black micro crystals in a 2mm group. Confirmed. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals. Cronstedtite - The face of this specimen is covered with jet black, highly lustrous, tiny (less than 0.5mm) Cronstedtite crystals associated with tiny discoidal Siderite crystals with inclusions of possible Boulangerite. .

The Mineral Evolution Database (http://rruff.info/ima/), in association with mindat ( https://www.mindat.org), combines spatial (locality) with temporal (age) data for

The face is covered with black, lustrous trigonal crystals with rounded triangular terminations and prismatic forms. Excellent old specimen. Sawed backside. Type Locality.

Photo added to mindat.org “ Group of black prismatic crystals of cronstedtite with pyrite and minor siderite crystals. Field of view is 4 mm. Confirmed by SXRD as cronstedtite-3T (subfamily A).

This and many more mineral specimens are available for sale at Dakota Matrix Minerals. Cronstedtite - The face of this specimen is covered with jet black, highly lustrous, tiny (less than 0.5mm) Cronstedtite crystals associated with tiny discoidal Siderite crystals with inclusions of possible Boulangerite. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals. This sample of cronstedtite is displayed in the Smithsonian Museum of Natural History. Cronstedtite is a silicate mineral with the composition Fe 3 (SiFe)O 5 (OH) 4.

Name Origin: Named for Axel Fredrik Cronstedt (1722-1765), Swedish mineralogist and chemist.
Tiskens vardcentral falun

Mindat locality: Salsigne mine, Salsigne, Carcassonne, Aude, Occitanie, France × Previous Next Photos. Events.

Mindat - search for: Cronstedtite-3T Webmineral - search for:Cronstedtite-3T Handbook-of-Mineralogy - search for: Cronstedtite-3T RRUFF - Raman, XRD and other mineral data - search for: Cronstedtite-3T RRUFF - References and PDF downloads - search for: Cronstedtite-3T American-Mineralogist-Crystal-Structure-Database - search for: Cronstedtite Classification Strunz class silicates (09) Strunz division phyllosilicate (09.E) Strunz family Phyllosilicates with kaolinite layers (09.ED) Strunz code Improving Mindat.org Cronstedtite trigonal!? 3rd Jan 2010 20:16 UTC Emil Box. Cronstedtite is trigonal instead of hexagonal. Milo. 3rd Jan 2010 21:23 UTC Rob Woodside Named for Axel Fredrik Cronstedt, Swedish mineralogist and chemist.
Schema avant bras

Mindat - suche nach: Cronstedtite Webmineral - suche nach:Cronstedtite Handbook-of-Mineralogy - suche nach: Cronstedtite RRUFF - Raman, XRD and other mineral data - suche nach: Cronstedtite RRUFF - References and PDF downloads - suche nach: Cronstedtite American-Mineralogist-Crystal-Structure-Database - suche nach: Cronstedtite Athena - suche

Cronstedite France.jpg 3,710 × 2,383; 6.62 MB. Mindat.org's Discussion Groups Original Rockhounds Discussion Group Rockhounds Discussion Group on Yahoo Groups Mineral Discussion Forum from Fabre Minerals - also available in Español. Print or Cut-and-Paste your Pecoraite Specimen Label here : Mindat.org's Discussion Groups Original Rockhounds Discussion Group Rockhounds Discussion Group on Yahoo Groups Mineral Discussion Forum from Fabre Minerals - also available in Español. Print or Cut-and-Paste your Chrysotile Specimen Label here : Orriaren azken aldaketa: 8 iraila 2020, 12:01.

respectively (Mindat, 2011). As the Mindat, (2011), Minerals, Retrieved from: http://www.mindat.orgl, accessed 16. June 2011. Cronstedtite. 1.12. 201. 0.07.

Type Locality.

4 x 4 photo Germano Fretti collection Luigi Chiappino ” Luigi Chiappino - 26th September 2013 Photo added to mindat.org “ group of elongated prismatic crystals of cronstedtite area size 5.0 mm Photo Enrico Bonacina (OLYMPUS DIGITAL CAMERA) Collection Domenico Preite ” Domenico Preite - 22nd April 2019 Photo added to mindat.org “ Group of black prismatic crystals of cronstedtite with pyrite and minor siderite crystals.