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Alain Tuel's Photo Gallery

5GY-WQCAragonite CaCO3 , Natrolite Na2Al2Si3O10·2H2O

07038360014950574652763.jpg
Puy de Marmant, Veyre-Monton, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Dimensions: 65 mm x 50 mm x 50 mm

Aragonite crystals in a vug of natrolite crystals coloured by iron oxide.
Size: 65 x 50 mm
Copyright: © Alain Tuel      Photo ID: 804424     Uploaded by: Alain Tuel   View Count: 68   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

PRV-L4WCalcite CaCO3

01009440014962077719025.jpg
Couzon-au-Mont-d'Or, Lyon, Rhône, Auvergne-Rhône-Alpes, France

Dimensions: 60 mm x 55 mm x 45 mm
Largest Crystal Size: 35 mm

A splendid group of gemmy crystals from a locality that gave some of the most famous calcite specimens of the French Massif Central during the 19th century.
With old label.
Size: 60 x 55 x 45 mm
Copyright: © Alain Tuel      Photo ID: 804416     Uploaded by: Alain Tuel   View Count: 41   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

0ET-XV8Pyromorphite Pb5(PO4)3Cl , Galena PbS

07648900014977564866395.jpg
Roure, Saint-Pierre-le-Chastel, Pontgibaud, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Dimensions: 70 mm x 65 mm x 25 mm

Old specimen featuring a crust of galena crystals with hollow boxes of white pyromorphite after cerussite. Some of these pyromorphite boxes still contain residues of partially dissolved cerrussite crystals with characteristic dissolution patterns.
Size: 70 x 65 mm
Copyright: © Alain Tuel      Photo ID: 804414     Uploaded by: Alain Tuel   View Count: 74   Approval status: Public galleries    Type: Photo - 1250 x 938 pixels (1.2 Mpix)

JPP-M8TOpal SiO2·nH2O

07566160014948431262921.jpg
Gergovie, La-Roche-Blanche, Veyre-Monton, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Dimensions: 75 mm x 55 mm x 45 mm

Typical specimen of opal "resinite" with pronounced banding of colours from blue-green to brown from a famous locality of the French Massif Central.
The specimen was in an old collection with a splendid hand-written label.
Copyright: © Alain Tuel      Photo ID: 804409     Uploaded by: Alain Tuel   View Count: 95   Approval status: Public galleries    Type: Photo - 1500 x 1130 pixels (1.7 Mpix)

YNN-K9JGarnet Group X3Z2(SiO4)3

08897470014961793288555.jpg
Beauchaud pegmatite, Saint-Pierre-la-Bourlhonne, Olliergues, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of View: 40 mm
Largest Crystal Size: 15 mm

Couple of garnet crystals (trapezoedrons) on smoky quartz and feldspar. The largest crystal is approx. 15 mm wide.
Copyright: © Alain Tuel      Photo ID: 804111     Uploaded by: Alain Tuel   View Count: 109   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

HYK-8PNFluorite CaF2 , Quartz SiO2

03925300014961805397814.jpg
Les Côtes-Rousses, Commentry, Montluçon, Allier, Auvergne-Rhône-Alpes, France

Field of View: 35 mm

Aggregate of troncated yellow fluorite crystals with violet edges (max. 5 mm) on red quartz covering a first generation of dark purple fluorite cuboctahedra.
Copyright: © Alain Tuel      Photo ID: 804109     Uploaded by: Alain Tuel   View Count: 59   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

03L-M7NSanidine K(AlSi3O8)

03126180014962077712366.jpg
Font d'Alagnon, Le Lioran, Cantal, Auvergne-Rhône-Alpes, France

Dimensions: 45 mm x 35 mm x 20 mm

Twinned sanidine from this unusual locality of the French Massif Central.
Size: 45 x 35 mm
Copyright: © Alain Tuel      Photo ID: 803901     Uploaded by: Alain Tuel   View Count: 51   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

JDH-AM7Stibnite Sb2S3

09259030014952456136876.jpg
Garibaldi, Ouche, Massiac, Cantal, Auvergne-Rhône-Alpes, France

Dimensions: 75 mm x 45 mm x 10 mm

Beautiful spray of bright stibnite needles partially covered with tiny quartz crystals on the back.
Size: 75 x 45 mm
Copyright: © Alain Tuel      Photo ID: 803899     Uploaded by: Alain Tuel   View Count: 68   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

MY9-PFWNatrolite Na2Al2Si3O10·2H2O

Multiple photos available
05053950014962077716897.jpg
Bussiole quarry, Saint-Jean-des-Ollières, Saint-Dier-d'Auvergne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Dimensions: 100 mm x 70 mm x 25 mm

Two aggregates of natrolite needles.
Each sphere is approx. 30 mm diameter.
Overall size: 100 x 70 mm
Copyright: © Alain Tuel      Photo ID: 803895     Uploaded by: Alain Tuel   View Count: 59   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)

E2K-K8EChapmanite Fe3+2Sb3+(Si2O5)O3(OH)

09269180014961348357149.jpg
La Bessade Mine, Mercoeur, Haute-Loire, Auvergne-Rhône-Alpes, France

Dimensions: 130 mm x 60 mm x 50 mm

Stunning specimen of this rare antimony silicate with a deep apple-green colour.
Specimens of this size and quality are scarce.
Size: 130 x 60 x 50 mm
Copyright: © Alain Tuel      Photo ID: 803704     Uploaded by: Alain Tuel   View Count: 80   Approval status: Public galleries    Type: Photo - 1500 x 1125 pixels (1.7 Mpix)
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