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Fibonacci Onyx or Hematite Brass and Sterling Silver Earrings with Sterling Silver Hooks

The Fibonacci sequence exhibits a certain numerical pattern. It can be used to model or describe an amazing variety of phenomena, in mathematics and science, art and nature including the golden ratio and spirals. 

The healing properties of Onyx are good for stress and brings harmony and balance to work and life also grounding one to Earth.

Hematite helps to absorb negative energy during times of stress or worry. It is a very protective stone and can help you stay grounded.

2.75" length x 1.25" width
Material: Brass


Handmade in San Francisco, CA

Made to Order

Gold-Plating available upon request


  • Shipping Policy:

    All Domestic orders are $10.00 plus additional fees for larger orders. International fees vary depending on the country’s tax charges. Orders are shipped via USPS Priority Flat Rate Monday - Friday.  Please allow 5-7 business days for delivery.  International orders may take up to 6 weeks for delivery. Francesca Z Designs does not ship orders on national holidays.


    Return Policy:

    All returns must be authorized by Francesca Z Designs via email at  Return requests must be made within ten days from receipt of delivery. Please contact Francesca Z Designs for repair requests.  Please note Francesca Z Designs is handmade therefore slight irregularities may occur.

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