I kinda need to make this list for myself and I thought I would make it here. Just to be as clear as possible, DO NOT, and I mean DO NOT, charge them this way as it will damage your crystal and depending on what kind it is, it can be harmful for you as well. This list will not be alphabetized because I’m a little disorderly (lmao).
Turquoise- Water, Salt, Sunlight
Rose Quartz- Sunlight
Amethyst- Sunlight
Smoky Quartz- Sunlight
Aquamarine- Sunlight
Kunzite- Sunlight, Salt
Fluorite- Sunlight
Hiddenite- Sunlight
Spodumene- Sunlight
Halite- Water
Sulfates (Borates, Calcite, Gypsum)- Water
Lapis Lazuli- Water
Malachite- WATER (toxic), Salt
Ivory- Water
Pyrite- Water, High Humidity
Calcite: Vinegar/acetone, Salt
Gypsum- Vinegar/acetone
Limestone- Vinegar/acetone
Marble- Vinegar/acetone
Amber- Acetone, Salt
Cinnabar- HEAT (poisonous gas)
Realgar- HEAT (poisonous gas)
Stibnite- HEAT (poisonous gas)
Angelite- Salt
Azurite- Salt
Dioptase- Salt
Imperial Topaz- Salt
Fire opal- Salt
Opal- Salt
Kyanite- Salt
Moonstone- Salt
Red coral- Salt
Selenite- Salt, Water
Apatite- Vinegar/acetone, WaterHope this helps! Feel free to add on