Astrophyllite and Labradorite Sphere | 4.7cm | Russia Peru Dumortierite in Quartz forms when

Dumortierite in Quartz forms when Dumortierite fibres become enclosed within a growing Quartz crystal

Weight: 15

The unique and vibrant patterns of Pietersite result from the presence of mineral inclusions

Velvet Malachite 7cm

Astrophyllite and Labradorite Sphere | 4.7cm | Russia Peru Dumortierite in Quartz forms whenAstrophyllite and Labradorite Sphere 4. 7cm Russia Starburst sprays of golden bronze Astrophyllite radiate across a cool grey Labradorite canvas a rare and dramatic pairing from Russia. One piece available, sold as seen. This 172g sphere (4. 7cm diameter) combines two minerals from the same igneous family. Astrophyllite is a rare titanium silicate that forms in blade like crystals during the late stages of igneous rock cooling, creating its signature