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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Hardness: Prehnite has a hardness ranging from 6 to 6
The mine has been referred to as the Blue Jay Mine for how its turquoise has maintained its color over time
similar to other varieties of kyanite
including shades of yellow
Mix of India Agates like Bloodstone
Septarian - Utah - 100 pounds Rough Stone Hardness: Prehnite has a hardnessLocality: Utah, USA Color: Septarian nodules often display a unique combination of colors, including shades of yellow, brown, gray, and occasionally white. Hardness: The hardness of septarian nodules varies depending on the minerals present in the concretion. Calcite, for example, has a hardness of around 3 on the Mohs scale, while aragonite is slightly harder at around 3. 5 to 4. Clarity: Septarian nodules typically have a relatively low clarity due
US$ 170.00
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US$ 86.00
