Black Obsidian Triquetra Necklace (4cm)
Dark, polished and rich in symbolism, the Black Obsidian Triquetra Necklace pairs a striking Black Obsidian pendant with the instantly recognisable three-part form of the Triquetra. Measuring approximately 4cm, the pendant comes ready to wear on an adjustable black cord necklace.
The deep volcanic-black stone makes a dramatic backdrop for the knotwork-inspired symbol, creating an easy unisex piece that works equally well worn alone or layered with other necklaces. Explore more pieces in our Black Obsidian collection.
Product Details
- Stone: Black Obsidian
- Design: Triquetra symbol
- Pendant size: Approx. 4cm
- Necklace: Adjustable black cord
- Colour: Deep glossy black
Black Obsidian Triquetra Necklace – Stone & Symbol
The beauty of this necklace lies in its simple contrast: glossy black stone paired with an ancient-looking interlaced design. The Triquetra’s three connected sections create a continuous, balanced form, while Black Obsidian gives the pendant a dark, dramatic finish.
The adjustable cord lets you change the wearing length to suit different necklines or layered jewellery combinations, without introducing another metal colour into the design.
What Is a Triquetra?
The Triquetra, sometimes called a Trinity Knot, is a three-cornered interlaced symbol whose name comes from Latin words referring to a three-cornered form. Variations of three-part knotwork appear in historic Insular and Celtic-influenced art, while the symbol later became particularly well known in Christian contexts as a representation of the Trinity.
Today, the Triquetra has a wide range of interpretations. It may represent groups of three such as past, present and future; mind, body and spirit; or life, death and rebirth. Meanings vary according to tradition and the person wearing it.
Did You Know? The Triquetra Is Not Limited to One Meaning
One of the reasons the Triquetra has remained so popular is that its three-part form lends itself naturally to different symbolic interpretations. In Christian art it can represent the Holy Trinity, while contemporary Celtic, Pagan and spiritual interpretations may use it for other interconnected groups of three.
Its unbroken, looping appearance can also be read as a symbol of continuity and connection, making it an especially popular motif in jewellery.
About Black Obsidian
Black Obsidian is a naturally occurring volcanic glass. It forms when silica-rich lava cools so rapidly that mineral crystals do not have enough time to grow, producing the smooth, glass-like material for which Obsidian is known.
Within modern crystal traditions, Black Obsidian is commonly associated with protection, grounding, truth and clearing unwanted energy. These associations form part of metaphysical tradition and are a major reason the stone remains popular for symbolic jewellery.
A Stone Born from Rapidly Cooling Lava
Unlike most rocks, Obsidian does not have a typical crystalline structure. Its rapid formation gives it a glassy texture and allows freshly broken pieces to develop extremely sharp edges.
That property made Obsidian useful to people long before it became a popular decorative crystal. Archaeological cultures in many parts of the world shaped it into cutting tools, blades and projectile points, while polished pieces were also used for ornament and reflective objects.
How to Wear Your Black Obsidian Necklace
The adjustable black cord makes this an easy everyday necklace. Wear it shorter against the chest, loosen it over a T-shirt or layer it alongside other cord and crystal necklaces.
For more stone jewellery, browse our Crystal & Gem Necklaces collection.
Frequently Asked Questions
How large is the Black Obsidian pendant?
The pendant measures approximately 4cm.
Does the necklace come with a cord?
Yes. It comes on an adjustable black cord necklace.
What is Black Obsidian?
Black Obsidian is a natural volcanic glass formed when certain types of lava cool rapidly.
What does the Triquetra symbol mean?
The Triquetra has several interpretations depending on tradition. It can represent the Christian Trinity as well as other interconnected groups of three, continuity and connection.
What is Black Obsidian associated with?
Within modern crystal traditions, Black Obsidian is commonly associated with grounding, protection, truth and energetic clearing.
Can I change the necklace length?
Yes. The black cord is adjustable, allowing you to alter the wearing length to suit your preference.
Perfect For
- Black Obsidian lovers
- Triquetra and Celtic-inspired symbolism
- Unisex crystal jewellery
- Layered necklace styling
- Symbolic gifts
- Anyone who prefers adjustable cord necklaces
Dark volcanic glass and the endlessly looping lines of the Triquetra make this Black Obsidian necklace a simple piece with a surprising amount of history, symbolism and character.









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