Nierite
A variety of Minerals
What is Nierite?
Silicon nitride is a chemical compound of the elements silicon and nitrogen. Si3N4 is the most thermodynamically stable of the silicon nitrides. Hence, Si3N4 is the most commercially important of the silicon nitrides when referring to the term "silicon nitride". It is a white, high-melting-point solid that is relatively chemically inert, being attacked by dilute HF and hot H2SO4. It is very hard (8.5 on the mohs scale). It has a high thermal stability.
Uses & Applications
In general, the main issue with applications of silicon nitride has not been technical performance, but cost. As the cost has come down, the number of production applications is accelerating.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Nierite 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.
Nierite Localities Map
See where Nierite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 9
- Density
- 3.11 g/cm³
Chemical Properties
- Chemical Formula
- Si3N4
- Elements
- N, Si
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Nierite FAQs
How do I identify Nierite?
Nierite can be identified by its hardness of 9 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Nierite?
Nierite has a hardness of 9 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.
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