Mineralape

Eldfellite

NaFe3⁺(SO4)2
Monoclinic root IMA approved

Eldfellite is a rare mineral with the chemical formula sodium iron(III) sulfate dihydrate. It belongs to the monoclinic crystal system and is classified under the Strunz system as 7.AC.15. This mineral is characterized by its vitreous luster and typically exhibits a yellow to brown coloration. It has a relatively low hardness and a moderate density. As a sulfate mineral, eldfellite is part of a broader group of minerals that form in evaporitic or hydrothermal environments. Its properties and composition make it a subject of interest in mineralogical studies.

Composition

Composizione (% in peso)
O
S
Fe
Na
  • OOxygen47.2%
  • SSulfur23.7%
  • FeIron20.6%
  • NaSodium8.5%

Overview

Eldfellite is a rare mineral with the chemical formula sodium iron(III) sulfate dihydrate. It belongs to the monoclinic crystal system and is classified under the Strunz system as 7.AC.15. This mineral is characterized by its vitreous luster and typically exhibits a yellow to brown coloration. It has a relatively low hardness and a moderate density. As a sulfate mineral, eldfellite is part of a broader group of minerals that form in evaporitic or hydrothermal environments. Its properties and composition make it a subject of interest in mineralogical studies.

Etymology

Eldfellite is named after Eldfell, the volcano on the Icelandic island of Heimaey where it was first discovered. The name reflects its place of origin and honors the geological context in which it was found.

Occurrence

Eldfellite was first discovered at Eldfell, an Icelandic volcano. It is associated with volcanic activity and forms in specific hydrothermal or fumarolic conditions linked to the eruption of Eldfell.

Spiritual meaning and crystal therapy

Mantra
Embrace change, release fear.

Spiritual meaning

Eldfellite is traditionally seen as a stone of transformation and emotional release. It is associated with the energy of volcanic change and is believed to support spiritual growth through challenging times.

Esoteric properties

Eldfellite is said to support emotional healing and encourage the release of old patterns. It is associated with grounding and helping one navigate through life transitions with clarity and resilience.

Associated chakra

Eldfellite is traditionally linked to the root and sacral chakras. Its grounding energy supports the root chakra, while its transformative properties align with the sacral chakra, aiding emotional balance and renewal.

Crystal therapy use

Eldfellite is often used in meditation or placed under the pillow to support restful sleep and emotional release. It can also be worn as jewelry to carry its calming energy throughout the day.

Information on crystal therapy is provided for cultural and traditional purposes only. It does not replace medical advice or treatment. Always consult a doctor for health issues.

Affirmations

Positive first-person sentences to repeat mentally or aloud while holding the crystal, during meditation or at the start of the day. They help focus intention and attune to the energy traditionally attributed to the stone.

  • I release what no longer serves me.
  • I welcome positive change.
  • I am grounded in my truth.

Cleansing and recharging

Pulizia & Ricarica

Eldfellite can be cleansed by placing it under moonlight or using sound cleansing with a singing bowl. Avoid direct sunlight and salt, as these may damage the stone.

Guided meditation

Sit comfortably, hold eldfellite in your hands. Breathe deeply, focusing on the stone's energy. Visualize it releasing old patterns and welcoming new beginnings. Allow its energy to guide your transformation.

Body placement

Posizionamento sul corpo

Chakra: root

Place eldfellite on the lower belly (sacral chakra) or base of the spine (root chakra) during therapy lay-down to support grounding and emotional release.

  • Corona
  • Terzo occhio
  • Gola
  • Cuore
  • Plesso solare
  • Sacrale
  • Radice

Feng Shui

In feng shui, eldfellite is best placed in the southeast sector for wealth and renewal, or in the southwest for love and emotional healing. It supports transformation and balance in these areas.

Pairings with other crystals

Eldfellite pairs well with amethyst for emotional clarity and with black tourmaline for grounding. These combinations support emotional healing and stability.

Crystal bath

Not recommended for direct water immersion — instead place the stone next to the bathtub or use indirect elixir methods. This ensures its energy is safely infused into the space without damaging the stone.

Secondary chakras