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Peridot/Olivine Information
Olivine is green to olive green, yellow brownish-red when oxidised. It occurs in basic igneous rocks low in magnesium and silica. In Australia two main locations are noted-one Station on the Kennedy Development Road in Queensland and Mortlake in Victoria.
Peridot / Olivine gemstonesThere are two varieties of Olivine-Forsterite, which is white, green or yellow- Fayalite, which is greenish-yellow to black.
When used as a gemstone Olivine is known as Perodot, these pieces are generally green and transparent. Peridot makes a beautiful cut stone when faceted.
Where to Find Peridot
Queensland
Victoria



Peridot Properties
Chemistry
Magnesium Iron Silicate.
Crystal System
orthorhombic
Hardness
6.5 - 7
Refractive Index
1.64 - 1.70
Specific Gravity
3.2 - 4.4
Lustre
vitreous


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