Copyright: © Martí Rafel Photo ID: 1363408 Uploaded by: Jean-Marc Johannet Upload date: 2024-03-31 View Count: 10 Status: User gallery Type: Photo - 2048×1536 (3.1 Mpix)

2024 Greetings card

Tetrahedrite crystal like a spatial-ship, on the way to 2024....
Thanks to Georges Favreau who collected this sample and loaned it to me for photographing it.
Happy 2024!

Photo ID: 1342571 Uploaded by: Jean-Marc Johannet Upload date: 2023-12-27 View Count: 41 Status: User gallery only Type: Photo - 2048×1365 (2.8 Mpix)

(No Title)

Photo ID: 1323555 Uploaded by: Jean-Marc Johannet Upload date: 2023-09-25 View Count: 17 Status: User gallery only Type: Photo - 250×338 (0.0 Mpix)

D2D-M2J Millerite NiS

Tiébaghi Nickel Mine, Tiébaghi Massif, Koumac, Northern Province, New Caledonia, France

Field of View: 3.3 mm

Millerite prismatic crystals in sheaf-like aggregates.
Subject of my 2023 greetings card.

Collection Cédrick Gineste
Photo © Jean-Marc Johannet

Photo ID: 1266253 Uploaded by: Jean-Marc Johannet Upload date: 2023-01-01 View Count: 93 Status: Public galleries Type: Photo - 4935×3290 (16.2 Mpix)

2023 Greetings card

Sheaf-like aggregates made of millerite prismatic crystals looking like fireworks in the sky.
Thanks to Cédrick Gineste who collected this sample and loaned it to me for photographing it.
Happy 2023!

Photo ID: 1266251 Uploaded by: Jean-Marc Johannet Upload date: 2023-01-01 View Count: 22 Status: User gallery Type: Photo - 2048×1365 (2.8 Mpix)

9R1-WND Unnamed (Oxidised bassetite) Fe³⁺(UO₂)₂(PO₄)₂(OH)·6H₂O

Bel Air Mine, La Chapelle-Largeau, Mauléon, Bressuire, Deux-Sèvres, Nouvelle-Aquitaine, France

Field of View: 2.4 mm

Orange-red crystals of oxidised bassetite, in collection storage for 8 years after the opening of the vug.

Photo ID: 1194601 Uploaded by: Jean-Marc Johannet Upload date: 2022-01-30 View Count: 88 Status: Public galleries Type: Photo - 1881×1297 (2.4 Mpix)

KE0-8D5 Bassetite Fe²⁺(UO₂)₂(PO₄)₂·10H₂O

Bel Air Mine, La Chapelle-Largeau, Mauléon, Bressuire, Deux-Sèvres, Nouvelle-Aquitaine, France

Field of View: 2.4 mm

Yellow-green crystals of Bassetite, freshly found by trimming a massif silica boulder in 2013.
This sample is analysed by EDS.

Photo ID: 1194599 Uploaded by: Jean-Marc Johannet Upload date: 2022-01-30 View Count: 85 Status: Public galleries Type: Photo - 1881×1297 (2.4 Mpix)

D00-2A8 Enstatite Mg₂Si₂O₆ , Sanidine K(AlSi₃O₈) , Ilmenite Fe²⁺TiO₃

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of View: 2 mm

Doubly terminated enstatite perched on sanidine. One can see some cracks healed by a new generation of material (orange yellow) same as on the termination faces.
Black crystals are very small ilmenites.

Mindat.org Photo of the Day - 11th May 2021

Copyright: © JM Johannet Photo ID: 1113975 Uploaded by: Jean-Marc Johannet Upload date: 2021-01-01 View Count: 1044 Status: Public galleries Type: Photo - 3624×2039 (7.4 Mpix)

2021 Greetings card

Double terminated enstatite perched on sanidine. One can see some cracks healed by a new generation of material (orange yellow) same as on the termination faces.
Black crystals are very small ilmenites.

Copyright: © JM Johannet Photo ID: 1113969 Uploaded by: Jean-Marc Johannet Upload date: 2021-01-01 View Count: 59 Status: User gallery Type: Photo - 2048×1251 (2.6 Mpix)

JKJ-LCV Hematite Fe₂O₃

Ightem Mine, Ightem, Tansifte Caïdat, Agdz Cercle, Zagora Province, Drâa-Tafilalet Region, Morocco

Field of View: 4.6 mm

Star-like twinned hematite on pinkish dolomite
Collected by Robert (Bob) Pecorini, thanks a lot for this gift ;-)
Collection Jean-Marc Johannet
Photo © Jean-Marc Johannet

Copyright: © JM Johannet Photo ID: 1099646 Uploaded by: Jean-Marc Johannet Upload date: 2020-10-18 View Count: 131 Status: Public galleries Type: Photo - 4608×3072 (14.2 Mpix)

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Jean-Marc Johannet's Photo Gallery

Antonio Barahona (right) and his grandson.

2024 Greetings card

(No Title)

D2D-M2JMillerite NiS

2023 Greetings card

9R1-WNDUnnamed (Oxidised bassetite) Fe3+(UO2)2(PO4)2(OH)·6H2O

KE0-8D5Bassetite Fe2+(UO2)2(PO4)2·10H2O