These are beautiful gray banded agate tumbles from Madagascar.
Agate is part of the chalcedony family, which is a microcrystalline fibrous quartz. These stones, which feature various levels of transparency and opacity in color, are known for their breathtaking and distinctive banding and sometimes lacy vein formations.
Some of these gray agate stones also contain honey and apricot-brown hued areas of hematite inclusions, which are quite stunning to look at. Each stone is unique and special.
Gray agate is a stone associated with the mind and centering. This stone symbolizes harmony between the mind and body, steady strength, calmness, balance, grounding, mental focus, mental dexterity, mental strength, practicality, decision-making and sharp intellect.
Gray agate is aligned with the elements of earth and wind, the root and crown chakras and the Zodiac signs of Gemini and Capricorn.