Two polished, smooth, dark gray Terahertz crystal palm stones held in an open hand, reflecting light.
Polished, metallic gray Terahertz crystal palm stones, some on a wooden slice, for focus and clarity.
Polished Terahertz crystal palm stones, smooth and ergonomic, with a cool, metallic, dark gray finish.
Hand holding a polished, dark metallic Terahertz crystal palm stone, oval and smooth, for focus and clarity.
Polished Terahertz crystal palm stones, smooth and metallic gray, arranged on a rustic wooden slice.
Polished, metallic gray Terahertz crystal palm stones, oval-shaped and smooth, arranged on a rustic wood slice.
Polished dark gray Terahertz crystal palm stone, smooth and ergonomic, held for focus and mental clarity.

Terahertz Crystal Palm Stone Polished High Frequency

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Size chart

Use this reference guide to convert between centimeters, millimeters, and inches when shopping for crystals. All Crystal Destiny product listings show measurements in millimeters (mm).

CM to MM to Inches Conversion Chart

Centimeters (cm) Millimeters (mm) Inches (in)
0.5 cm 5 mm 0.2 in
1 cm 10 mm 0.39 in
1.5 cm 15 mm 0.59 in
2 cm 20 mm 0.79 in
2.5 cm 25 mm 0.98 in
3 cm 30 mm 1.18 in
3.5 cm 35 mm 1.38 in
4 cm 40 mm 1.57 in
4.5 cm 45 mm 1.77 in
5 cm 50 mm 1.97 in
5.5 cm 55 mm 2.17 in
6 cm 60 mm 2.36 in
6.5 cm 65 mm 2.56 in
7 cm 70 mm 2.76 in
7.5 cm 75 mm 2.95 in
8 cm 80 mm 3.15 in
8.5 cm 85 mm 3.35 in
9 cm 90 mm 3.54 in
9.5 cm 95 mm 3.74 in
10 cm 100 mm 3.94 in
11 cm 110 mm 4.33 in
12 cm 120 mm 4.72 in
13 cm 130 mm 5.12 in
14 cm 140 mm 5.51 in
15 cm 150 mm 5.91 in
16 cm 160 mm 6.30 in
17 cm 170 mm 6.69 in
18 cm 180 mm 7.09 in
19 cm 190 mm 7.48 in
20 cm 200 mm 7.87 in
25 cm 250 mm 9.84 in
30 cm 300 mm 11.81 in

Quick Reference

  • 1 cm = 10 mm = 0.394 inches
  • 1 inch = 25.4 mm = 2.54 cm
  • 1 mm = 0.1 cm = 0.039 inches

All Crystal Destiny product measurements are listed in millimeters (mm). Use this chart to convert to your preferred unit of measurement.

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There's a particular quality to holding a well-made palm stone, the weight, the smoothness, the way it settles into your hand like it belongs there. Terahertz takes that experience and adds something else: a cool, metallic energy that feels distinctly different from natural stone. It's not subtle. People who work with Terahertz tend to notice it immediately, a clarity and alertness that makes it a favorite for focus work, meditation, and anyone who wants to feel more switched on.

Product Highlights

Chakra Connection

Terahertz is most often associated with the Third Eye Chakra, the energy center governing intuition, mental clarity, and perception. When this chakra is balanced, thinking feels sharper, decisions come more easily, and mental fog lifts. Terahertz is also used as a Universal Chakra stone, meaning its high-frequency energy is considered beneficial across all energy centers simultaneously. The palm stone form keeps this energy in direct contact with your body, making it particularly effective for sustained focus work or meditation sessions where you want to stay mentally present.

How to Use

  • Hold in your non-dominant hand during meditation, letting the cool metallic energy settle your mind and sharpen your focus
  • Keep on your desk as a touchstone during work sessions, reaching for it when concentration starts to drift
  • Pair with Amethyst for a focus-plus-calm combination, or with Clear Quartz to amplify Terahertz's high-frequency energy
  • Use in a crystal grid alongside Fluorite and Citrine for a concentration and clarity grid
  • Place on the Third Eye during a body layout meditation to support intuitive clarity and mental stillness
  • Gift to students, writers, or anyone who does focused mental work and would appreciate an energetic edge

Crystal Care

Terahertz is a durable, lab-created material that holds up well to regular handling. For physical cleaning, a soft dry cloth is all you need. Avoid prolonged water exposure, as it can affect the surface finish over time. For energetic cleansing, smoke cleansing with sage or palo santo works well, as does placing the stone near Selenite overnight. Because Terahertz is lab-created, it doesn't carry the same accumulated energetic history as natural stones, but regular cleansing is still a good practice, especially if you're using it intensively in energy work.

FAQs

Is Terahertz a natural crystal?
No. Terahertz is a lab-created, silicon-based material developed for its high-frequency properties. It's not a naturally occurring mineral. We believe in being transparent about this: Terahertz is an engineered material, not a natural stone, but its energetic and tactile qualities are genuine and valued by many practitioners.

Why is it called Terahertz?
The name refers to the terahertz frequency range of electromagnetic radiation, which the material is associated with in certain energy healing traditions. Whether you approach this literally or metaphorically, the name reflects the high-frequency, clarity-focused energy that Terahertz is known for in crystal work.

What does it feel like to hold?
Terahertz has a distinctly cool, metallic feel that sets it apart from natural stone palm stones. It's smooth, dense, and slightly heavier than it looks. Many people find the sensation immediately grounding and clarifying.

What crystals pair well with Terahertz?
Amethyst for calm focus, Clear Quartz for amplification, Fluorite for mental clarity, and Citrine for energized concentration. For grounding contrast, pair with Obsidian or Black Tourmaline.

Can I use this every day?
Yes. The palm stone form is designed for regular handling. Many people keep one at their desk or carry it in a pocket as a daily focus tool. Its durability makes it well-suited to consistent use.

What Is Terahertz?

Terahertz is a lab-created silicon-based material that has gained a following in the crystal and energy healing community for its distinctive high-frequency properties. Unlike natural crystals formed over millions of years in the earth, Terahertz is engineered, which gives it a consistency and uniformity that natural stones don't have. Its surface has a cool, metallic luster and a smooth density that feels different from anything in the natural mineral world. In energy work, it's used primarily for mental clarity, focus, and vitality, and it's often described as one of the more immediately noticeable materials to work with. Whether you're drawn to it for its energetic properties or simply for its striking appearance and feel, it's a genuinely interesting addition to any collection. Learn more in our guides: Crystal Palm Stones: Healing Benefits & Uses and Crystal Energies: A Guide to Spiritual Vibrations.

Further Reading

Browse our full Polished collection for more smooth, hand-friendly crystal pieces, or explore our Focus & Concentration and Energy & Vitality collections to find stones that complement Terahertz in your practice. Every piece at Crystal Destiny is chosen with intention, and this one delivers a distinctly modern kind of energy.

  • Free shipping on orders over $100.00 within the contiguous United States.
  • Shipping times may vary depending on the product
  • We strive to process and ship orders within 2-3 business days
  • Estimated delivery time is typically 12-16 days, though it may vary based on the destination
  • We appreciate your patience and understanding as we work diligently to deliver your order promptly and securely.
  • For any further assistance or inquiries regarding shipping, please feel free to reach out our customer support team.

Each crystal is natural and unique, with no two crystals being identical. Some crystal may contain naturally formed cracks within itself, not caused by other objects.

Please note that size, color, and patterns may vary due to the different batches of crystals and its natural inclusions, or hand measurements.

You can always reference the Size Chart on every product page to translate grams to pounds and ounces, and, millimeters and centimeters to inches.

Thank you for understanding and enjoying all the wonders of crystals.

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