KnowAmazonite
Feldspar · Mohs 6–6.5
Blue-green feldspar traditionally used for saying no without a fight.
- Element
- Water
- Zodiac
- Virgo
- Care
- 💧 Brief water only
Crystal database · What you need
Crystals for Communication
The stones traditionally chosen for communication, what each one is used for, and how to look after it.
The communication stones are almost entirely blue and almost entirely throat-chakra, and the tradition is specific about which problem each one addresses. Aquamarine is for saying the hard thing without raising your voice, amazonite for saying no without a fight, chrysocolla for softening a conversation that has already gone badly, and blue lace agate for anyone who talks fast when nervous.
14stones listed
1safe in water
5keep out of water
8with a full guide
⚠️ Chrysocolla is a toxic mineral. Keep it dry and polished, wash your hands after handling raw pieces, and never make a gem elixir from it. Full care verdicts →
Apatite
Apatite · Mohs 5
Blue-green and tied to motivation with a plan behind it rather than a burst of enthusiasm.
- Element
- Air
- Care
- 💧 Brief water only
Aquamarine
Beryl · Mohs 7.5–8
Sea-blue beryl linked with saying the difficult thing calmly.
- Chakra
- Throat
- Element
- Water
- Care
- 💧 Water safe
Blue Lace Agate
Quartz (chalcedony)
Pale blue banded agate, the gentlest of the throat stones and a common gift for anxious talkers.
Blue Obsidian
Volcanic glass
Translucent blue glass used for speaking plainly when the stakes are high.
Worth knowing: Natural blue obsidian is extremely rare. Almost all bright blue obsidian on the market is manufactured glass.
- Element
- Water
Celestite
Sulfate · Mohs 3–3.5
Pale sky-blue crystals, tied to a very quiet kind of stillness.
- Element
- Air
- Care
- 💧 Keep dry
Larimar
Pectolite · Mohs 4.5–5
Caribbean blue pectolite, found only in the Dominican Republic, tied to the sense that it will pass.
- Chakra
- Throat
- Element
- Water
- Care
- 💧 Brief water only
Opalite
Glass
Milky and blue-glowing against the light, popular for transitions and for how it looks.
Worth knowing: Opalite is man-made opalescent glass. It is not opal, not moonstone and not a mineral, and honest sellers say so.
- Element
- Spirit
Angelite
Anhydrite · Mohs 3–3.5
Chalky blue anhydrite, associated with comfort and a sense of company.
- Element
- Air
- Care
- 💧 Keep dry
No guide on site yet What it pairs with
Chrysocolla
Copper silicate · Mohs 2.5–3.5
Blue-green copper silicate, the stone for a softer voice in a hard conversation.
- Element
- Water
- Care
- 💧 Keep dry ⚠️ toxic
No guide on site yet What it pairs with
Kyanite
Kyanite · Mohs 4.5–7
Blue blades, traditionally used to straighten the line between what you think and what you say.
- Element
- Air
- Care
- 💧 Brief water only
No guide on site yet What it pairs with
Lapis Lazuli
Rock (lazurite) · Mohs 5–5.5
Ultramarine flecked with pyrite, an ancient stone of wisdom and plain speech.
- Element
- Air
- Care
- 💧 Keep dry
No guide on site yet What it pairs with
Sodalite
Sodalite · Mohs 5.5–6
Deep blue veined with white, the stone of cool logic and honest self-assessment.
- Element
- Air
- Care
- 💧 Brief water only
No guide on site yet What it pairs with
Turquoise
Turquoise · Mohs 5–6
Sky blue to green, carried for thousands of years as a travelling and protection stone.
- Chakra
- Throat
- Element
- Air
- Care
- 💧 Keep dry
No guide on site yet What it pairs with
How to actually use them
Tradition is more specific about method than most articles let on. Grounding and protection stones are held or placed rather than worn. Sleep stones go on the nightstand, not under the pillow where they get lost. Throat stones are worn at the neck. Money stones go where the money is handled. Pick one rather than a handful: the consistent instruction across the literature is that a single stone with a stated intention beats a pocketful without one.
If you would rather describe the feeling than pick from a list, the crystal finder starts from what you need and works backwards to the stone.
Other what you need groups
Protection 19Calm & Anxiety 20Sleep 5Love 5Heart Healing 10Abundance & Money 6Confidence 5Courage 5Clarity 12Focus 8Grounding 11Intuition 13Creativity 5Cleansing 5Manifestation 4Transformation 5
Fact and tradition, kept apart
The mineral family, the Mohs hardness and the water verdict on each card are checkable physical fact, drawn from standard mineralogical and gemmological references. The chakra, element and purpose associations are tradition, published across the modern crystal-healing literature and offered here for reflection rather than as fact. Nothing on this page is medical advice. Browse the full database →