Peridot is gem-quality olivine and a silicate mineral.  As peridot is a magnesium-rich variety of olivine, its green colour is dependent on the iron contents within the structure of the gem.

Mohs Scale: 6.5-7

Crystal System: Orthorhombic

Please note these are small as this is a mineral not tumble stone. We do present within a Mineral Magnify Box held in place with mineral tack which does not harden.

Shipping Information

We offer reliable and carefully managed delivery services to ensure your order arrives safely and securely.

Royal Mail Tracked 48 — £3.80
Available for smaller parcels weighing up to 2kg, with an estimated delivery time of 2–3 working days after dispatch.

DHL / DPD Courier Delivery — £6.87
Available for UK mainland deliveries weighing up to 20kg, providing a reliable service for larger or heavier orders.

All orders are carefully packaged to protect your specimens during transit.

Shipping options and applicable charges are confirmed at checkout.

Thank you for choosing GeoFossils.