Weight – 2.66 oz’s – 75.3 gm’s
Dimensions – 1.636″ x 1.814″ long/wide (4.155 x 4.606 cm’s)
Country of Origin – Namibia
Terminated Black Tourmaline Crystal Pendant
USD $25.00
SKU: J2585
This specimen is Black Tourmaline Crystal from Namibia. This piece has been drilled through and been given a thick cord. It features great form with bright shiny luster! These are pretty large for pendants, but that was intentional in order to keep the stunning quality of the tourmaline. Black Tourmaline is the Swiss army knife of the crystal healing World – it has many talents! This specimen is in excellent condition.
In stock
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Black Tourmaline Origins & Interesting Facts
Black Tourmaline, also known as Schorl, is the most common and widely distributed member of the Tourmaline family. Despite its abundance, it is considered one of the most functionally important Tourmalines due to its physical properties and exceptional stability.
Schorl forms in a wide range of geological environments, including granitic pegmatites, metamorphic rocks, and hydrothermal veins. It commonly appears as long, vertically striated prismatic crystals, sometimes forming clusters or radiating groups.
The black coloration of Schorl is caused primarily by high iron content. This iron-rich chemistry contributes to the mineral’s strong electrical and grounding characteristics, which have been studied extensively in both geological and industrial contexts.
Black Tourmaline has been used historically in electrical applications due to its natural piezoelectric and pyroelectric properties—meaning it can generate an electrical charge when subjected to pressure or temperature changes. These qualities make Tourmaline unique among silicate minerals.
Major sources of Black Tourmaline include Brazil, Pakistan, Afghanistan, Africa, Madagascar, the United States, and parts of Europe. Because it forms readily and abundantly, it remains one of the most accessible Tourmalines available today.
From a metaphysical perspective, Black Tourmaline is traditionally regarded as one of the most effective grounding and protective stones available.
Black Tourmaline Geological Information
Black Tourmaline is a complex borosilicate mineral belonging to the Tourmaline group, crystallizing in the trigonal crystal system. Its structure allows for significant elemental substitution, though Schorl is specifically iron-rich.
Crystals typically grow as elongated prisms with prominent vertical striations and triangular cross-sections. Terminations may be flat, complex, or broken, depending on growth conditions.
Physical Properties
| Property | Value |
|---|---|
| Mineral Family | Tourmaline (Schorl) |
| Chemical Formula | NaFe²⁺₃Al₆(BO₃)₃Si₆O₁₈(OH)₄ |
| Crystal System | Trigonal |
| Hardness (Mohs Scale) | 7–7.5 |
| Luster | Vitreous to dull |
| Transparency | Opaque |
| Defining Feature | High iron content & strong striations |
Black Tourmaline Crystal Care & Ownership Advice
⚠️ Handling:
Black Tourmaline is robust but can fracture along internal stress lines. Avoid dropping long prismatic crystals.
🧼 Cleaning:
Water-safe for brief rinsing. Because it absorbs and grounds energy, regular cleansing is recommended.
☀️ Light:
Light-stable and unaffected by sunlight.
📦 Storage & Display:
Ideal for bedside tables, near electronic equipment, or as part of crystal layouts. Grounding on natural earth periodically helps reset the stone.
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Tourmaline Origins & Interesting Facts
Tourmaline is one of the most chemically complex mineral families on Earth, comprising a large group of boron silicate minerals with varying compositions. This complexity is what allows Tourmaline to form in an extraordinary range of colors—often multiple colors within a single crystal.
The name “Tourmaline” originates from the Sinhalese word turmali, meaning “mixed gemstones,” a reference to the many differently colored crystals that were historically grouped together under this name.
Tourmaline occurs worldwide, with notable deposits in Brazil, Afghanistan, Pakistan, Africa, Madagascar, Sri Lanka, and the United States. Many of the finest multi-colored and gem-quality specimens come from Brazil and Afghanistan.
Tourmaline is strongly piezoelectric and pyroelectric, meaning it can generate an electrical charge when subjected to pressure or temperature change. This physical property has been studied extensively and contributes to Tourmaline’s use in scientific, industrial, and technological applications.
From a metaphysical perspective, Tourmaline has long been regarded as a stone of energetic regulation and balance across multiple levels.
Tourmaline Geological Information
Tourmaline forms primarily in granitic pegmatites, metamorphic rocks, and hydrothermal veins. Its complex chemistry allows it to incorporate a wide range of elements, including iron, magnesium, lithium, sodium, calcium, and aluminum.
Physical Properties
| Property | Value |
|---|---|
| Mineral Class | Borosilicate |
| Chemical Formula | Complex (varies by species) |
| Crystal System | Trigonal |
| Hardness (Mohs) | 7 – 7.5 |
| Luster | Vitreous |
| Transparency | Transparent to opaque |
| Common Colors | Black, Green, Pink, Blue, Red, Yellow, Multicolor |
| Special Properties | Piezoelectric & Pyroelectric |
Tourmaline crystals typically form as long prismatic columns with vertical striations. Zoned and bi-colored crystals are common due to changes in chemistry during growth.
Tourmaline Crystal Care & Handling
🧼 Cleaning:
Tourmaline may be gently cleaned with lukewarm water and a soft cloth. Avoid harsh chemicals and prolonged soaking, especially for lithium-rich varieties.
⚠️ Handling:
Although relatively hard, Tourmaline can fracture along growth lines. Handle carefully, particularly long prismatic crystals.
☀️ Light Exposure:
Some colored Tourmalines (especially pink and green) may fade with prolonged exposure to strong sunlight.
📦 Storage:
Store separately to avoid scratching other crystals, particularly softer minerals.
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