Here is the list of the poisons found in the stones with a brief description of why it is dangerous:
asbestos – inhaling fibers can cause mesothelioma and lung cancers
arsenic – a poison that affects the heart and lungs
aluminum – affects the brain and is linked to Alzheimer's
barium – chemical element that affects nervous system, immune system, eyes and heart; radioactive
copper – overexposure affects liver, gastrointestinal and cardiovascular systems
lead – heavy metal poison affects heart, bones, gastrointestinal and reproductive systems
magnetic – may interfere with pacemakers
mercury – heavy metal poison that affects the blood, brain, kidneys and lungs; birth defects
strontium – chemical element that can hold radiation
sulphur – a chemical element, overexposure can harm eyes, lungs or other tissues
vanadium – chemical element that is extremely toxic to lungs, corrosive
zinc – a chemical element, overexposure is corrosive and poisonous
Here is the alphabetical list of the crystals, rocks, and gemstones with a brief description of why it is dangerous: These should NEVER be used in elixirs or baths
Actinolite - May contain asbestos.
Adamite - Contains arsenic and some copper
Ajoite - Contains aluminum and copper
Alexandrite - Contains aluminum
Amazonite – Contains copper
Atacamite - Contains copper
Aquamarine - Contains aluminum
Auricalcite - Contains zinc and copper
Azurite - Contains copper
Beryl - Contains aluminum
Bixbite
Goshenite
Heliodor
Morganite
Black Tourmaline - Contains aluminum
Boji-stones (aka Concretin, Moqui Balls, Shaman Stone) - Contains sulphur, pyrite and/or marcasite
Bronchantite - Contains copper
Cavansite - Contains copper
Celestite - Contains strontium
Chalcantite - Contains copper
Chalcopyrite (peacock stone) - Contains copper and sulphur
Chrysocolla - Contains copper
Cinnabar - Contains mercury. Handle with gloves as mercury can cross the skin into the body
Conicalcite - Contains copper
Copper = Poisonous
Covellite - Contains copper and sulphur
Cuprite - Contains copper
Dioptase - Contains copper
Dumortierite - Contains aluminum
Emerald - Contains aluminum
Fluorite - Contains fluorine
Garnet (Spessartine, Almandine, Uvarovite, Rhodolite,Hessonite) - Contains aluminum
Gem Silica - Contains copper
Galena – Contains lead
Garnierite (aka Falcondoite) - Contains nickel
Hematite - Will rust, magnetic may interfere with pacemakers
Iolite - Contains aluminum
Kunzite - Contains aluminum
Labradorite - Contains aluminum
Lapis Lazuli - Contains pyrite
Lepidolite - Contains aluminum
Magnetite - Will rust, magnetic so do not use if pacemaker
Malachite - Contains copper
Markasite - Contains sulphur
Mohawkite - Contains copper and Arsenic
Moldavite - Contains aluminum oxide
Moonstone - Contains aluminum
Morganite - Contains aluminum
Orpiment – Contains arsenic, poisonous
Pietersite - Fibrous form contains asbestos
Prehnite - Contains aluminum
Psiomelan - Contains barium
Pyrite - Contains sulphur
Realgar - Contains sulphur and arsenic
Ruby - Contains aluminum
Sapphire - Contains aluminum
Selenite - Although not toxic, friable; tiny shards may break off in water
Serpentine - Fibrous form contains asbestos
Shungite – Magnetic, can interfere with pacemakers
Smithsonite - May contain copper
Sodalite - Contains aluminum
Spinel - Contains aluminum
Spodumene (aka Kunzite) - Contains aluminum
Staurolite - Contains aluminum
Stibnite - Contains lead and antimony
Stilbite - Contains aluminum
Sugilite - Contains aluminum
Sulfur = Poisonous as an acid
Sunstone - Contains aluminum
Tanzanite–Gem variety of Zoisite. - Contains aluminum
Tiger Eye - Fibrous form contains asbestos
Topaz - Contains aluminum
Torbenite = Radioactive
Tourmaline - Contains aluminum
Tremolite - May contain asbestos
Turquoise - Contains copper and aluminum
Vanadinite - Contains vanadium
Variscite - Contains aluminum
Vesuvianite - Contains aluminum
Wavellite - Contains aluminum
Wulfenite - Contains lead and molybdenum
Zircon - Contains zirconium, radioactive
Zoisite - Contains aluminum