Jean-Luc Portes' Photo Gallery
PUH-QVCStrontianite SrCO3
Orpierre, Gap, Hautes-Alpes, Provence-Alpes-C么te d'Azur, FranceField of View: 6.9 mm
Photo & collection (JLP1395) : Jean-Luc Portes
0GG-3KPStrontianite SrCO3
Orpierre, Gap, Hautes-Alpes, Provence-Alpes-C么te d'Azur, FranceField of View: 6.8 mm
Photo & collection (JLP1395) : Jean-Luc Portes
2DR-QJNCalcite CaCO3
Le Pyl么ne, Rottier, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 7 mm
Very rare twin of calcite (10.1).
This photo matches the picture 6 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "p twin".
The picture 6 represents a twin with a normal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
5YK-4DCCalcite CaCO3
Le Pyl么ne, Rottier, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 8 mm
Rare twin of calcite (02.1).
This photo matches the picture 9 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "e1 twin".
The picture 9 represents a twin with an abnormal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
0WE-5H8Calcite CaCO3
Le Pyl么ne, Rottier, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 7 mm
Rare twin of calcite (02.1).
This photo matches the picture 8 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "e1 twin".
The picture 8 represents a twin with a normal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
4G6-JAXCalcite CaCO3
Le Pyl么ne, Rottier, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 6 mm
Rare twin of calcite (02.1).
This photo matches a variant of the picture 9 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "e1 twin".
The picture 9 represents a twin with an abnormal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
YE1-KF8Calcite CaCO3
Le Pyl么ne, Rottier, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 6 mm
Rare twin of calcite (02.1).
This photo matches the picture 9 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "e1 twin".
The picture 9 represents a twin with an abnormal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
M8P-MP2Calcite CaCO3
Izon-la Bruisse, S茅deron, Nyons, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 4 mm
Very rare twin of calcite (10.1).
This photo matches the picture 6 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "p twin".
The picture 6 represents a twin with a normal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
6JL-C46Calcite CaCO3
Izon-la Bruisse, S茅deron, Nyons, Dr么me, Auvergne-Rh么ne-Alpes, FranceField of View: 2 mm
Very rare twin of calcite (10.1).
This photo matches the picture 7 of the A.Lacroix's publication "Min茅ralogie de la France", chapter about the calcite.
Lacroix called this twin "p twin".
The picture 7 represents a twin with an abnormal development.
Photo : Michel Croisez
Collection : Jean-Luc Portes
KCG-UN8Quartz SiO2
Saint-G茅nis, Garde-Colombe, Gap, Hautes-Alpes, Provence-Alpes-C么te d'Azur, FranceField of View: 4.4 mm
Sceptre quartz fairy chimney-shaped with a "Muzo" type body and a trigonal prismatic head with obtuses faces.
Photo & collection (JLP1283) : Jean-Luc Portes