L'Eguisse Mine, Duranus, Nice Arrondissement, Alpes-Maritimes, Provence-Alpes-Côte d'Azur, France

Duranusite grains (white in SEM, black in ordinary light) in the calcite crust around a realgar core (white). Collection + EDX analysis Georges Favreau. Thanks to Gilbert Mari for taking me to the mine many years ago.

Small black duranusite in orange-red realgar. Photographer and collection Thomas Witzke.

© Thomas Witzke and Abraxas-Verlag

Dark grey duranusite and xenomorphous realgar on a calcite crust. Zeiss luminar 16mm on bellows + nikon D1x. Photo & collection Chollet Pascal. (# H) Self collected june 29, 1986.

© Chollet Pascal

Field of view: 3.5 x 2.8 cm. P Haas photograph and collection (no. 26-006), ex Jean Chervet collection (no. 6632).

© Peter Haas

Granular and crystalline Realgar in calcite matrix.

© J.Ralph

Gray-black Duranusite associated with realgar red on calcite matrix. Specimen acquired from Pascal CHOLLET ( thank you very much Pascal ) Photograph and collection jm.CLAUDE.

© Jean-Marie Claude

Stibnite on orpiment with, a few red realgar Was originally included in a calcite matrix wich has been removed with HCl Field is 1.5mm large Zeiss Luminar 25mm on bellows + Nikon D3300. Combine Z Photo & collection Chollet Pascal (# 0111)

© Chollet Pascal

A short orpiment (1,5 mm lenght) crystal in a massive calcite.

© MAURY Stephane

Very small prism of realgar with crusts of orange pararealgar on a massive realgar matrix. Field of view : 0,5 mm

© MAURY Stéphane

realgar cristal originally in a calcite matrix that has been removed with HCl Field is 9,5 x 6,2 mm Reversed 55 mm micro-nikkor on bellows + nikon D1x Photo & collection Chollet Pascal (# D) Self collected june 29, 1986

© Chollet Pascal

Orpiment and Pararealgar originally in a calcite matrix that has been removed with HCl Field is 13,85 x 9,1 mm Zeiss Luminar 63mm on bellows + nikon D1x Photo & collection Chollet Pascal (# B) Self collected in july 1985

© Chollet Pascal

Short red prismatic cristal of realgar and orange crust of pararealgar, on a grey matrix. Field of view : 2 mm

© MAURY Stéphane

Dark grey duranusite and xenomorphous realgar on a calcite crust Field is 1,0 x 0,6 mm Zeiss luminar 16mm on bellows + nikon D1x - Combine Z Self collected june 29, 1986 Photo & collection Chollet Pascal (# H)

© Chollet Pascal

Colorless Ferrarisite crystals on realgar Field is 1,8mm large Zeiss luminar 25mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahp)

Field of view : 15 mm Collection & photo Erik PERNA

Orpiment & realgar in a calcite vein (partly dissolved with HCl) sample size 8cm Micro-Nikkor 105mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M381)

© Chollet Pascal

Bright red realgar on dark grey duranusite matrix. Collection and photo Roberto Bosi.

© Roberto Bosi

Marcasite cristal with realgar Field is 9,0 x 13,8 mm Nikkor 85mm on bellows + nikon D1x. Combine Z Photo & collection Chollet Pascal (# A)

© Chollet Pascal

Guerinite blades, with picropharmacolite (spray) Field is 23mm large Nikkor 85mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# M382)

Sainfeldite crystals. Zeiss luminar 25mm on bellows + nikon D5100. Combine Z. Self collected may 7, 2012. Photo & collection Chollet Pascal (# Aht).

Baryte crystal with orange-yellow orpiment & red realgar Field is 2,3mm large Zeiss luminar 25mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# 3983)

Orpiment & realgar in a calcite vein (partly dissolved with HCl) sample size 6cm Nikkor 85mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M381)

© Chollet Pascal

Picropharmacolite sprays Field is 24,9 x 16,3mm 24,9 x 16,3mm on bellows + nikon D1x. CZM Self collected nov 20, 1988 Photo & collection Chollet Pascal (# Bv)

© Chollet Pascal

Picropharmacolite, 14 mm. across. K. Nash specimen & photo.

The calcite vein with orpiment and realgar in-situ. Nino Pastoors is working the vein photo aug 28, 2013

© Chollet Pascal

Calcite crystals, encrusting some realgar Field is 16.5mm large Zeiss luminar 63mm on bellows + nikon D5100 - Combine Z Self collected Aug 28, 2013 Photo & collection Chollet Pascal (# Amp)

© Chollet Pascal

Picropharmacolite crystals sprays, on light grey sainfeldite prismatic crystals and white guerinite blades Field is 13.2mm large Zeiss luminar 63mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# M382)

Realgar crystals on a sedimentary matrix Collection and photo: Arliguie M

Yellow orpiment and red realgar in calcite (partly dissolved with HCl) Field is 37mm large Nikkor 105mm on bellows + nikon D5100 - Combine Z Self collected Aug 28, 2013 Photo & collection Chollet Pascal (# M469)

© Chollet Pascal

Marcasite crystals Field is 2,35mm large Zeiss luminar 25mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# 3984)

The calcite vein with orpiment and realgar in-situ photo aug 28, 2013

© Chollet Pascal

realgar crystals in a calcite vein (partly dissolved with HCl) sample size 3 x 2,5cm Nikkor 85mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M381)

© Chollet Pascal

Deep blue-green aluminoceladonite on probable ferrarisite (or guerinite - not analysed). Aluminoceladonite SEM-EDS analysed at "Laboratoire Magmas et Volcans - Université de Clermont-Ferrand" by Pascal Chollet & Yannick Vessely, then PXRD confirmed By Michel Blondieau at "Laboratoire de minéralogie, Liège" Zeiss luminar 25mm on bellows + ...

© Chollet Pascal

Orpiment, realgar & baryte crystals, in a calcite vein, partly dissolved with HCl Field is 16.8mm large Zeiss luminar 63mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahu)

Picropharmacolite crystals (with light-grey ferrarisite crust) grown on a broken tile, coming from the ancient ore shed Field is 23.5mm large Nikkor 85mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahq)

white Picropharmacolite spray with light-grey guerinite field is 12cm large Micro-Nikkor 55mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M382)

© Chollet Pascal

Twinned (?) Orpiment crystals, with red realgar Field is 3,95mm large Zeiss luminar 40mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahw)

Epigenetic Realgar on pyrite nodule Field is 21.5mm large Zeiss luminar 63mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahv)

White picropharmacolite sprays, with minor light grey guerinite Field is 26mm large Nikkor 105mm on bellows + nikon D5100 - Combine Z Self collected Aug 28, 2013 Photo & collection Chollet Pascal (# M468)

© Chollet Pascal

Picropharmacolite spray & guerinite blades Field is 16.3mm large Zeiss luminar 63mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# M382)

realgar crystals in a calcite vein (partly dissolved with HCl) sample size 5,5cm Nikkor 85mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M381)

© Chollet Pascal

Realgar crystal on calcite Field is 3,5mm large Zeiss luminar 40mm on bellows + nikon D5100 - Combine Z Self collected Aug 28, 2013 Photo & collection Chollet Pascal (# 4605)

© Chollet Pascal

Stibnite radiated crystals on orpiment and red realgar Was originally included in a calcite matrix wich has been removed with HCl Field is 1.7mm large Zeiss Luminar 25mm on bellows + Nikon D3300. Combine Z Photo & collection Chollet Pascal (# 0111)

© Chollet Pascal

Gemmy Realgar crystals Field is 2,0mm large Zeiss luminar 25mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# 3985)

Realgar crystals on limestone field is 5,5cm large Nikkor 85mm on Nikon D5100 Self collected may 7, 2012 Photo & collection Chollet Pascal (# M383)

© Chollet Pascal

Picropharmacolite crystals sprays Field is 20,75mm large Nikkor 85mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahs)

Picropharmacolite crystals grown on a broken tile, coming from the ancient ore shed Field is 9.25mm large Zeiss luminar 63mm on bellows + nikon D5100. Combine Z Self collected may 7, 2012 Photo & collection Chollet Pascal (# Ahq)

Realgar crystals in a calcite vein (partly dissolved with HCl) Photo & collection Vessely

© Yannick Vessely

Duranusite grains (white in SEM, black in ordinary light) in the calcite crust around a realgar core (not visible on the child photo). Collection + EDX analysis Georges Favreau Thanks to Gilbert Mari for taking me to the mine many years ago.

Black duranusite on calcite matrix, with red realgar and orange orpiment (or perhaps pararealgar). ID based on dealer's label. Purchased in 2004. Stack of 34 images.

© Andrew Hodgson

The old mine buildings viewed from the dumps (2007).

© MAURY Stephane

The old dumps viewed from the mine buildings (2007).

© MAURY Stephane