Turritella Agate
A variety of Fossil
What is Turritella Agate?
Turritella Agate is an agate filled with fossils, found in the Green River Formation of Wyoming. The white imprints mark the fossilized snails that contrast with the dark brown stone of the agate. It is poorly named; scientists first thought that the fossilized snails within were of the genus Turritella, but this was later disproven.
Discover Values
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Turritella Agate 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.
Turritella Agate Localities Map
See where Turritella Agate is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Health & Safety Information
- ⚠️Turritella Agate in powdered form can be toxic due to its Crystalline Silica content.
- ⚠️Turritella Agate is typically non-toxic unless it's in powder form. Long-term exposure to finely ground powder may lead to silicosis. Therefore, when cutting or polishing turritella Agate, be sure to wear a dust mask to avoid inhaling its dust.
Quick Facts
Physical Properties
- Color
- Earthy brown, black, gray, white, tan, etc.
- Hardness (Mohs)
- 6.5 - 7
- Density
- 2.59 - 2.61 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- SiO2
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Turritella Agate FAQs
How do I identify Turritella Agate?
Turritella Agate can be identified by its hardness of 6.5 - 7 on the Mohs scale, Earthy brown color. Look for these key characteristics when examining specimens.
What color is Turritella Agate?
Turritella Agate typically appears in Earthy brown, black, gray, white, tan, etc.. Color can vary depending on impurities and formation conditions.
How hard is Turritella Agate?
Turritella Agate has a hardness of 6.5 - 7 on the Mohs scale. This gives it moderate hardness.