Yes
No. Pumice is a volcanic rock. Volcanic rocks do not contain calcite.
It is an igneous (volcanic rock).
No. Pumice is a glassy vesicular volcanic rock.
Pumice is volcanic or igneous.
Yes. Pumice is a volcanic rock.
No. Pumice is a glassy vesicular volcanic rock.
The most likely answer is pumice, an abrasive volcanic rock that has been used for millennia for various cleansing and scouring chores. E.g., it's found in Lava soap, and obviously gave the soap its name.
Yes, pumice is a volcanic rock that is formed from the solidification of frothy volcanic lava. It is known for its porous and lightweight nature, making it float on water.
No, pumice is an extrusive rock ejected into the atmosphere by volcanic eruptions.
Burnish, scour, rub...
Pumice is a type of rock that is formed from volcanic foam. It is light in weight due to the presence of trapped air bubbles and is commonly used in horticulture and as a skin exfoliant.
Pumice is a lightweight volcanic rock that floats on water due to its high porosity.