Spécimens minéraux — 172

White calcite cluster with layered formation from Yaogangxian Mine, Hunan

Amas de calcite blanche à éventail lamellaire, mine de Yaogangxian, Hunan

4.8 cm (1.89 in) · Yaogangxian Mine, China

Vibrant purple fluorite cubic crystal from Yaogangxian Mine, Chenzhou Hunan

Cube de fluorite lavande en équilibre sur un angle – Yaogangxian, Chine

4.3 cm (1.69 in) · Yaogangxian Mine, China

Red vanadinite crystal cluster from Mibladen Mining District, Morocco

Vanadinite sur matrice lamellaire sombre, Mibladen, Maroc

4.6 cm (1.81 in) · Morocco

Blue aquamarine crystal with prismatic form, Erongo Mountains, Namibia

Cristal d'aigue-marine sur matrice de lames noires, Erongo, Namibie

4.6 cm (1.81 in) · Erongo Mountains, Namibia

Deep red vanadinite crystal cluster from Mibladen Mining District, Morocco

Amas de vanadinite rouge-brun foncé, Mibladen, Maroc

3.6 cm (1.42 in) · Morocco

Black columnar cassiterite crystal with striations, Yaogangxian Mine, Hunan

Groupe de cassitérite striée sur quartz, mine de Yaogangxian, Hunan

6.1 cm (2.40 in) · Yaogangxian Mine, China

Translucent purple fluorite cubic crystal from Yaogangxian Mine, Hunan

Fluorite violette à arêtes soulignées, cœur lilas – Yaogangxian, Chine

3.3 cm (1.30 in) · Yaogangxian Mine, China

Purple phantom fluorite twinned crystal, Yaogangxian Mine, Chenzhou, Hunan

Fluorite à fantôme violet – cristal maclé – mine de Yaogangxian, Hunan

3.3 cm (1.30 in) · Yaogangxian Mine, China

Black cassiterite crystal with octahedral form, Xuebaoding Mountain, Sichuan

Thumbnail Groupe de cristaux de cassitérite, mont Xuebaoding, Sichuan

2.8 cm (1.10 in) · Xuebaoding, Pingwu, China

Pink manganocalcite with blue hemimorphite from Guizhou Province, China

Manganocalcite rose et hémimorphite, ensemble de deux – Guizhou, Chine

4.6 cm (1.81 in) · Guizhou Province, China

Deep blue fluorite crystals on white quartz matrix, Inner Mongolia, China

Fluorite bleue sur matrice de quartz – Mongolie-Intérieure, Chine

6.1 cm (2.40 in) · Inner Mongolia, China

Green screw quartz with twisted prismatic habit from Inner Mongolia, China

Amas de quartz « vis » blanc, Mongolie intérieure, Chine

5.1 cm (2.01 in) · Inner Mongolia, China

Pale blue hemimorphite crystal cluster from Yunnan Province, China

Amas de cristaux d'hémimorphite bleue – Province du Yunnan, Chine

4.6 cm (1.81 in) · Yunnan Province, China

Deep purple fluorite cluster from Guizhou Province, China, isometric cubic

Groupe de fluorite violet profond — province du Guizhou, Chine

6.6 cm (2.60 in) · Guizhou Province, China

Purple fluorite crystal cluster from Fujian Province, China, cubic habit

Cubes de fluorite lilas et quartz drusique, Fujian

5.3 cm (2.09 in) · Fujian Province, China

Blue aquamarine crystal with black tourmaline matrix, Erongo Mountains, Namibia

Aigue-marine avec tourmaline noire – monts Erongo, Namibie

3.8 cm (1.50 in) · Erongo Mountains, Namibia

White acicular aragonite crystal cluster from Guizhou Province, China

Lames d'aragonite blanche à givre aciculaire – Guizhou, Chine

4.6 cm (1.81 in) · Guizhou Province, China

Light purple amethyst crystals from Vera Cruz, Veracruz, Mexico, cluster

Cristaux d'améthyste – violet clair – Vera Cruz, Veracruz, Mexique

7.4 cm (2.91 in) · Mexico

Purple phantom fluorite cubic crystal from Yaogangxian Mine, Chenzhou, Hunan

Cubes de fluorite lilas à fantômes, mine de Yaogangxian, Hunan

4.1 cm (1.61 in) · Yaogangxian Mine, China

Herkimer-style quartz crystal from Daocheng, Sichuan Province, China

Quartz type Herkimer, prismatique – Daocheng, Sichuan – 8,4 × 3,6 cm

8.4 cm (3.31 in) · Sichuan Province, China