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Stone Types

Listing of Stones by Type with Descriptions

Agates (Chalcedony Varieties)

Agates are a form of microcrystalline quartz known for their layered banding and wide range of colors. They are popular for decorative pieces, carvings, and lapidary work due to their durability and unique patterns.

 

Sedimentary Concretions & Nodules  

Sedimentary concretions and nodules are natural geological formations created when minerals crystallize around a central core within sedimentary rock. Often featuring distinctive crackled interiors and crystal-filled cavities, these specimens are known for their unique patterns and decorative appeal. Commonly composed of calcite, aragonite, or barite, septarian nodules are popular for display, collecting, and lapidary use.

 

Jaspers (Opaque Chalcedony)

Jasper is an opaque variety of chalcedony prized for its rich colors and scenic patterns. Each type displays distinctive natural artwork.

 

Quartz & Quartz Varieties

Quartz is one of the most abundant minerals on Earth, valued for its clarity, durability, and wide range of forms and colors.

  • Clear Quartz
  • Amethyst
  • Citrine
  • Smoky Quartz
  • Rose Quartz
  • Ametrine
  • Rutilated Quartz
  • Tourmalinated Quartz
  • Phantom Quartz
  • Milky Quartz

 

Feldspar Minerals

Feldspar minerals are known for their shimmering or reflective qualities and are widely used in jewelry and decorative objects.

  • Labradorite
  • Moonstone
  • Rainbow Moonstone
  • Sunstone
  • Amazonite

 

Jade

Jade has been prized for thousands of years for its toughness and beauty, often used in carvings and cultural artifacts.

 

Carbonate Minerals

Carbonates often display vivid colors and striking banding, forming in sedimentary and hydrothermal environments.

  • Malachite
  • Azurite
  • Rhodochrosite
  • Calcite
  • Orange Calcite
  • Blue Calcite
  • Green Calcite
  • Mangano Calcite
  • Aragonite

 

Silicate Minerals (Non-Quartz)

This group includes many colorful and collectible minerals used in jewelry and display pieces.

  • Fluorite
  • Garnet
  • Peridot
  • Kyanite
  • Iolite
  • Andalusite
  • Zoisite
  • Ruby in Zoisite
  • Prehnite
  • Serpentine

 

Oxides & Chatoyant Stones

These minerals are known for metallic luster or optical effects such as chatoyancy.

 

Sulfides

Sulfide minerals often have a metallic appearance and are popular for collectors and decorative use.

 

Native Elements & Metals

 

Metamorphic Stones

 

Fossils

 

Volcanic & Glass Materials

  • Obsidian
  • Snowflake Obsidian
  • Mahogany Obsidian
  • Apache Tears
  • Basalt
  • Pumice

 

Phosphates

  • Turquoise
  • Apatite
  • Variscite

 

Sulfates & Evaporites

  • Selenite
  • Desert Rose
  • Barite
  • Halite

 

Organic & Resin-Based Materials

  • Amber
  • Copal
  • Jet

 

Decorative & Specialty Stones

  • Lapis Lazuli
  • Sodalite
  • Unakite
  • Lepidolite
  • Charoite
  • Sugilite
  • Rhodonite
  • Fuchsite

 

Man-Made & Treated Materials

  • Goldstone
  • Opalite
  • Aura Quartz
  • Reconstructed Turquoise