Green Quartz – Pseudocubic Habit – Yaogangxian Mine, Hunan
This interesting quartz specimen from the Yaogangxian Mine features unusual, frosted cubic crystals. While quartz is common, this pseudocubic habit is not, making it a desirable piece for collectors. The frosted luster gives the specimen a soft, appealing texture.
Specimen details
| Mineral | Quartz |
|---|---|
| Locality | Yaogangxian Mine, China |
| Crystal system | Hexagonal |
| Dimensions | 3.8 cm × 3.3 cm × 3.0 cm |
| Weight | 31 g |
| Color | White |
| Size | Miniature (up to 2 inches / up to 5 cm) |
| Species | Clear Quartz |
| Condition | No damage on display faces |
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About this specimen
Discover the stunning beauty and unique allure of frosted cubic quartz crystals from the renowned Yaogangxian Mine in Chenzhou, Hunan Province, China. This specimen showcases quartz in an uncommon pseudocubic habit, a crystallographic form that mimics cubic symmetry despite quartz’s trigonal crystal system. The crystals exhibit a soft, frosted luster that enhances their subtle, translucent appearance, lending a delicate texture that is both visually and tactilely appealing.
Quartz, with the chemical formula SiO2, is prized for its hardness of 7 on the Mohs scale and its vitreous to frosted luster, which this specimen exemplifies in a unique way. The Yaogangxian Mine is well-known among mineral collectors for producing a variety of rare and aesthetically interesting minerals, making this piece a valuable addition to any collection focused on Chinese mineralogy or crystallized quartz varieties.
The pale, frosted crystals form sharp, well-defined edges that highlight the specimen’s unusual morphology, setting it apart from more typical quartz samples. Its rarity and display quality make it especially desirable for collectors seeking distinctive examples of quartz crystal habits.
When handling, it is advisable to avoid prolonged exposure to moisture and direct sunlight to preserve the specimen’s frosted surface and prevent any potential damage. This mineral specimen not only offers geological interest but also presents an elegant display piece for enthusiasts and collectors alike.




