Dundasite
A variety of Minerals
What is Dundasite?
Dundasite is a rare lead aluminium carbonate mineral. The mineral is named after the type locality, Dundas, Tasmania, Australia. The mineral was first discovered in the Adelaide Proprietary Mine. Dundasite was first described by William Frederick Petterd in 1893. Dundasite is an uncommon secondary mineral occurring in the oxidized zone of lead ore deposits. It commonly overgrows crocoite. It may also be overgrown by yellow cerussite. It may be associated with cerussite, plattnerite, azurite, malachite, pyromorphite, mimetite, beudantite, duftite, crocoite, gibbsite, allophane and limonite. Besides its type location on Tasmania, the mineral has also been found in New Zealand, Mainland Australia, China, Belgium, Germany, France, Greece, United Kingdom, Ireland, Italy, Austria, Czech Republic, Namibia, and the US.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Dundasite before comparing listings or appraisals.
Size & Weight
Larger, intact specimens usually command higher prices.
Rarity & Demand
Scarce material or popular varieties sell at a premium.
Condition & Finish
Chips, repairs, and heavy wear lower value; clean prep helps.
Treatment & Provenance
Untreated specimens with documented locality are prized.
Dundasite Localities Map
See where Dundasite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- White to colourless to very pale blue
- Hardness (Mohs)
- 2
- Density
- 3.716 g/cm³
Chemical Properties
- Chemical Formula
- PbAl2(CO3)2(OH)4 · H2O
- Elements
- Al, C, H, O, Pb
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Dundasite FAQs
How do I identify Dundasite?
Dundasite can be identified by its hardness of 2 on the Mohs scale, White to colourless to very pale blue color. Look for these key characteristics when examining specimens.
What color is Dundasite?
Dundasite typically appears in White to colourless to very pale blue. Color can vary depending on impurities and formation conditions.
How hard is Dundasite?
Dundasite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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