Loading

Icelandic Spar

Geoscience Australia

Geoscience Australia

Formula: CaCO3
Hardness: 3
Description: Calcite has a regular cleavage at 60° and 120° resulting in beautiful rhombic crystals. Some clear calcite samples (known as Icelandic Spars) have the ability to split light passing through them (double refraction) producing a double image.
Specimen number: U046

Show lessRead more
  • Title: Icelandic Spar
  • Type: Mineral
  • Rights: Geoscience Australia / CC-BY 4.0
  • Photographer: Chris Fitzgerald

Recommended

Home
Explore
Nearby
Profile