Balances, Grounds, Secures

Metaphysical Properties

  • Grounds and balances
  • Brings an appreciation of nature
  • A soothing and calming stone
  • A stone of strength and protection
  • Increases security and self-confidence
  • Helps you feel connected to the earth 
  • Excellent for rebalancing the mind, body, and spirit
  • Heals anger and tension, while creating a sense of security and safety
  • Cleanses and stabilizes the aura by eliminating and transferring negative energy
  • Because of its different layers, it can bring new information and characteristics to the surface


  •  Life nourishes me 
  • I am strong and protected


  • Chakras: Depends on the color
  • Energy: Projective
  • Planets: Mercury, Moon
  • Element: Earth
  • Zodiacs: Gemini, Virgo
  • Number: 7

Physical Properties

  • Color: Variety typically dyed
  • Habit: Usually as banded or layered botryoidal masses with micro-fibrous structure
  • Rarity: Common
  • Luster: Dull vitreous to Greasy
  • Species: Quartz
  • Zoning: Color banding and layers of inclusions are common
  • Gravity: 2.57-2.64
  • Fracture: Conchoidal to Splintery
  • Cleavage: None
  • Hardness: 6.5 to 7.0
  • Twinning: None
  • Locations: Afghanistan, Antarctica, Argentina, Armeni, Australia, Austria, Belgium, Bolivia, Botswana, Brazil, Bulgaria, Canada, Chile, China, Congo, Costa Rica, Croatia, Cuba, Czechia, Ethiopia, Faroe Islands, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, India, Iraq, Isle of Man, Italy, Jamaica, Japan, Kazakhstan, Kenya, Lesotho, Madagascar, Malawi, Mexico, Mongolia, Morocco, Namibia, New Zealand, Norway, Panama, Papua New Guinea Paraguay, Peru, Poland, Portugal, Romania, Russian Federation, Slovakia, Sri Lanka, South Africa, Spain, Sweden, Switzerland, Tajikistan, Timor-Leste, Thailand, Turkey, Turkmenistan, United Kingdom of Great Britain and Northern Ireland , United States of America, Uruguay, Viet Nam, Yemen, Zimbabwe
  • Fluorescence: None
  • Pleochroism: None
  • Birefringence: Weak, 0.005 to 0.009
  • Transparency: Translucent, Can be Transparent or Opaque
  • Named After: The river 'Achates'
  • Classification: Chalcedony, Tectosilicate
  • Melting point: 1,600⁰ C
  • Discovered In: Around the 3rd or 4th century (BC) 
  • Luminescence: Inert
  • Discovered By: A Greek philosopher, Theophrastus
  • Chemical Name: Silicon dioxide (aka silica)
  • Refractive Index: 1.53-1.55
  • System/Structure: Hexagonal 
  • Chemical Formula: SiO2
  • Inclusions (streak): White 
  • Chemistry Classification: Silicate

Health Benefits 

  • Helps to heal the eyes, stomach, and uterus
  • Cleanses the lymphatic systems and the pancreas 
  • Strengthens blood vessels and helps to heal skin disorders
  • Enhances mental function such as concentration, perception, and analytic abilities
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