Espécimen mineral — 144

Pale yellow aquamarine crystals on mica and feldspar from Xuebaoding, Sichuan, China, held in gloved hand

Pale Yellow Aquamarine with Feldspar — Xuebaoding · 8.3 cm

8.3 cm (3.27 in) · Xuebaoding, Pingwu, China

Brown mica plate with small quartz crystals from Xuebaoding, Sichuan, China, held in gloved hand

Quartz with Mica — Xuebaoding, Sichuan, China · 9.2 cm

9.2 cm (3.62 in) · Xuebaoding, Pingwu, China

Row of mirror-black cassiterite crystals on muscovite from Xuebaoding, Sichuan, China

Cassiterite with Mica — Xuebaoding, Sichuan, China · 6.8 cm

6.8 cm (2.68 in) · Xuebaoding, Pingwu, China

Mica plate with scheelite, aquamarine and fluorite from Xuebaoding, Sichuan, China, held in gloved hand

Scheelite with Aquamarine — Xuebaoding, Sichuan

18.0 cm (7.09 in) · Xuebaoding, Pingwu, China

Golden mica plate with scheelite from Xuebaoding, Sichuan, China, held in gloved hand

Scheelite with Mica — Xuebaoding, Sichuan, China · 9.3 cm

9.3 cm (3.66 in) · Xuebaoding, Pingwu, China

Transparent pale fluorite with rainbow flash from Xuebaoding, Sichuan, China, held in gloved hand

Transparent Pale Fluorite — Xuebaoding, Sichuan · 8.1 cm

8.1 cm (3.19 in) · Xuebaoding, Pingwu, China

Unusual honey scheelite floater with calcite from Xuebaoding, Sichuan, China, held in hand

Scheelite with Calcite — Xuebaoding, Sichuan, China · 5.1 cm

5.1 cm (2.01 in) · Xuebaoding, Pingwu, China

White calcite block with clear quartz crystal from Xuebaoding, Sichuan, China, held in hand

White Calcite with Quartz — Xuebaoding, Sichuan, China

5.8 cm (2.28 in) · Xuebaoding, Pingwu, China

White fluorite octahedron with lace-like pattern from Xuebaoding, Sichuan, China, held in gloved hand

White Fluorite — Xuebaoding, Sichuan, China

5.6 cm (2.20 in) · Xuebaoding, Pingwu, China

Golden mica and aquamarine cluster with cassiterite and quartz from Xuebaoding, Sichuan, China, held in gloved hand

Aquamarine with Mica — Xuebaoding, Sichuan, China · 11.8 cm

11.8 cm (4.65 in) · Xuebaoding, Pingwu, China

Black cassiterite plate with yellow aquamarine from Xuebaoding, Sichuan, China, held in gloved hand

Black Cassiterite with Aquamarine — Xuebaoding · 7.2 cm

7.2 cm (2.83 in) · Xuebaoding, Pingwu, China

Pale blue-green aquamarine block from Xuebaoding, Sichuan, China, held in gloved hand

Pale Blue-Green Aquamarine — Xuebaoding, Sichuan, China

8.9 cm (3.50 in) · Xuebaoding, Pingwu, China

Unidentified specimen from Yunnan, China: whole beige group of pointed towers above a broad base.

Beige Pointed Mineral Towers with Fine Sparkle | Yunnan, China

8.0 cm (3.15 in) · Yunnan Province, China

Tourmaline from Brazil: black rounded face crossed by close parallel striations.

Thumbnail Black Tourmaline with Strong Surface Striations | Brazil

2.0 cm (0.79 in) · Brazil

Calcite from Inner Mongolia, China: upright association with a pale end crystal and dark granular base.

Calcite and Fluorite with Dark Mineral Matrix | Inner Mongolia, China

8.5 cm (3.35 in) · Inner Mongolia, China

Calcite from Longyan, Fujian, China: white crystalline face with a larger brassy crystal near the tip.

Calcite with Scattered Metallic Crystals | Longyan, Fujian, China

6.0 cm (2.36 in) · Longyan, Fujian, China

Vivianite from Brazil: dark parallel blades above ochre porous matrix.

Dark Bladed Vivianite on Ochre Matrix | Brazil

5.5 cm (2.17 in) · Brazil

Unidentified specimen from Yunnan, China: whole golden rosette with a projecting central mound.

Golden Mineral Rosette with Raised Center | Yunnan, China

9.0 cm (3.54 in) · Yunnan Province, China

Unidentified specimen from Daye, Hubei, China: honey yellow crystal with a broad bright angular face.

Honey-Yellow Crystal with Broad Angular Faces | Daye, Hubei, China

2.0 cm (0.79 in) · Daye, Hubei, China

Chalcopyrite from Shangbao, Hunan, China: whole metallic crystal group on a low pale matrix.

Chalcopyrite with Calcite on Pale Matrix | Shangbao, Hunan

5.0 cm (1.97 in) · Shangbao Mine, China