Thermonatrite

A variety of Minerals

Thermonatrite specimen

What is Thermonatrite?

Thermonatrite is a naturally occurring evaporite mineral form of sodium carbonate, Na2CO3·H2O. It was first described in 1845. Its name is from the Greek θερμός, "thermos", heat, plus natron, because it may be a dehydration product of natron. Typical occurrence is in dry saline lake beds and as soil encrustations. It has been reported from volcanic fumaroles and in association with carbonatite related veins. Common associated minerals include trona, natron and halite.

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Thermonatrite 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.

Applies to all rocks & minerals.

Thermonatrite Localities Map

See where Thermonatrite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Quick Facts

Physical Properties

Color
Colourless to grey or yellow, white
Hardness (Mohs)
1 - 1.5
Density
2.259 g/cm³

Chemical Properties

Chemical Formula
Na2CO3 · H2O
Elements
C, H, Na, O
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Thermonatrite FAQs

How do I identify Thermonatrite?

Thermonatrite can be identified by its hardness of 1 - 1.5 on the Mohs scale, Colourless to grey or yellow color. Look for these key characteristics when examining specimens.

What color is Thermonatrite?

Thermonatrite typically appears in Colourless to grey or yellow, white. Color can vary depending on impurities and formation conditions.

How hard is Thermonatrite?

Thermonatrite has a hardness of 1 - 1.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.

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