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👉 Each inclusion is a natural work of art, a black thread woven into the transparency of the crystal, a symbol of protection, balance and raw beauty.
The inclusion of black tourmaline in rock crystal often results in unique pieces, where dark needles appear to "float" in the transparency of the quartz.
This visual contrast makes it a popular mineral in jewelry, decoration or collections.
📋 Mineralogical sheet:
Appearance
Rock Crystal / Quartz with Black Tourmaline inclusions
Category
Silicate (quartz)
Chemical formula
SiO₂ (with inclusions of NaFe₃Al₆(BO₃)₃Si₆O₁₈(OH)₄ for tourmaline)
Crystal system
Hexagonal (trigonal for quartz)
Hardness (Mohs)
7 (quartz); tourmaline included 7 – 7.5
Density
2.65 – 3.3 depending on the proportion of inclusions
Color
Transparent (rock crystal) with filamentary black inclusions (tourmaline)
Glow
Vitreous, sometimes adamantine on polished faces
Transparency
Transparent to translucent
Special feature
Pure quartz with natural inclusions of black tourmaline forming needles or filaments; highly sought after for its visual and energetic effects
Main deposits
Brazil, Madagascar, Africa, United States
Discovery / History
Long used in lithotherapy and for original jewelry; often called “Tourmaline Quartz”
Use
Jewelry, collection, lithotherapy, decoration
Virtues (lithotherapy)
Energy protection (black tourmaline), purification and amplification of energy (quartz); dissipates negative energies and balances the aura
Associated Chakras
Root (black tourmaline), Crown and Third Eye (quartz)
Quartz with black tourmaline inclusions combines the purity of rock crystal and the protection of tourmaline , forming a stone highly prized in lithotherapy for energy balance and protection against negative influences.
When you shop at Gem & Zen, part of your money goes to Nepal's artisans from the 'Help in Action' association. We value sustainable and responsible entrepreneurship, which we express, among other things, by making our business processes more sustainable. We therefore donate a percentage of our annual profits to charitable organizations.
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