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Author: Dr Helen Tyzack
newtyzack@gmail.comMy blogsites
- Mainland Discoveries Records of my explorations of landscapes on mainland Australia
- Touching the Tarkine Record of my exploration of Tasmania’s Tarkine wilderness
- Walking the Derwent The record of my walk from the mouth to the source of Tasmania’s Derwent River
Tag Archives: opalised
Petrified Wood
Issue 52 of the online magazine Tasmanian Geographic alerted me to another enlightening story. The Apple Isle Prospector presented a pictorial explanation of the Tasmanian natures. Apparently our state’s petrified wood comes from Tertiary forests which grew between 66 and … Continue reading
Posted in Tasmania
Tagged chalcedonic, Lune River, opalised, petrified wood, silica, Tasmanian Geographic, The Apple Isle Prospector
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Tasmanian Discoveries 