Volcano Agate obelisk 143mm 328g twinned crystal It is 94mm tall

It is 94mm tall

USA weighs 27g

Also black

This Yellow Calcite sphere 50mm weighs 163g

Yooperlite is the trade name for rare Syenite pebbles

Volcano Agate obelisk 143mm 328g twinned crystal It is 94mm tallStrong UV reaction This Volcano Agate obelisk is 143mm high and weighs 328g. The rock it was shaped from formed in a volcanic environment, within a cavity in the volcanic rocks. This gives it some different features compared to other more typical agates that formed in sedimentary or metamorphic rock. The dark Volcano Agate obelisk has unique patterns and hidden features. Strong colours emerge from the dark stone in reaction to Ultra Violet light. The