Crystal Encyclopedia

Choose a letter, pick a stone from the list, and read about it: what it is made of, how hard it is, what it looks like, what it has traditionally been said to do, and how to look after it.

450 minerals

Mohawkite

The Copper-Silver Storm Stone

Also known as: Snowflake Mohawkite

About the stone

Mohawkite crystal
Photo: Robert M. Lavinsky, CC BY-SA 3.0, via Wikimedia Commons

Mohawkite is a rare, metallic mixture of copper arsenide minerals—chiefly algodonite and domeykite—with arsenic-rich native copper, often occurring in white quartz; it is not a distinct mineral species. Discovered in January 1900 at the Mohawk Mine on Michigan’s Keweenaw Peninsula, it was named by George A. Koenig and initially described as a new mineral before later analysis established its mixed composition. Its classic locality is the Mohawk–Ahmeek mining area in Keweenaw County, Michigan. Quartz-rich material with gold-colored metallic patches is sometimes marketed as “Snowflake Mohawkite,” a descriptive trade name. Modern crystal lore associates it with purpose and willpower. Because it contains arsenic-bearing minerals, avoid inhaling cutting or grinding dust and never use it in drinking-water elixirs.

Mineral data

  • Chemical composition: Varies: Mohawkite is a metallic rock-like mixture from Michigan's Keweenaw peninsula, made mainly of copper, silver, nickel and arsenic-bearing minerals (copper-arsenic alloys) in a calcite and quartz host.
  • Hardness: Varies, about 3 to 4 on the Mohs scale for the metallic phases and 3 to 7 for the host rock.
  • Color: Silvery gray, steel gray or bronze, often with pale gray and brownish metallic bands, and a tarnish that can turn dark or iridescent.

Metaphysical data

Mohawkite, recognized for its dense metallic copper-silver patterning, has been used in metaphysical practices to encourage protection, resilience and focused, determined energy.

Grounding and Stabilizing Energy

  • Mohawkite is believed to offer a dense, metallic steadiness, helping one feel anchored in their own power when pressures press from outside.
  • Its copper-and-silver character is thought to bring a bright, conductive energy that balances stern determination with clear, flowing movement.

Emotional Healing

  • This stone is traditionally said to support emotional resilience, helping one meet pressure with a strong inner core rather than a brittle defense.
  • It is often used to encourage courageous honesty, supporting the strength to speak up for what matters without losing one's balance.

Harmonizing Energy Centers

  • Mohawkite is commonly connected with the root and solar plexus chakras, thought to support a strong base and a confident sense of will.
  • Because copper and silver are good conductors, some people also see it as a bridge that helps energy move freely among all the centers.

Zodiac Associations

  • Mohawkite is not strongly tied to one zodiac sign, so it may suit anyone drawn to strong, protective and enduring stones.
  • Scorpio and Aries are sometimes said to enjoy its forceful character, though any sign wishing to build strength and focus may work with it.

Spiritual Growth

  • Mohawkite is believed to support work that needs persistence and courage, helping one stay on a challenging path with patient determination.
  • Many people use it as a talisman of protection and strength, setting it near doors or desks as a symbolic guardian.

Physical Healing

  • Mohawkite is not a substitute for professional medical advice; it is simply thought by some to promote a feeling of vigor and stamina.
  • Traditional lore links copper and silver with circulation and vitality, so it is sometimes carried as a symbolic reminder to stay active and well.

Care and handling

Mohawkite contains copper, nickel and arsenic-bearing minerals, so treat it as hazardous. Wash your hands after handling, avoid breathing dust, and never grind, cut or sand it without proper protection. Never use it in water, in an elixir or near the mouth, and keep it away from children and pets. Keep it dry, as moisture can tarnish the metal and release compounds. Clean only with a soft dry cloth. The metal parts are soft and can scratch, so store it separately.

Individual experiences with Mohawkite vary, and its effects are personal rather than guaranteed. Use it with careful handling and mindful intention, and let it stand as a symbol of resilient strength.