Iceland spar -30-35 grams - The \"sunstone\" of the Viking sailors For Sale

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Iceland spar -30-35 grams - The \"sunstone\" of the Viking sailors:
$18.38

Transparent and rhombohedral calcite, easily exfoliable.

It presents the optical property of birefringence, that is, it has a double refraction.

Natural iceland spar crystal mineral Teaching specimen 1PC 50G+

$8.55

Polished Optical Calcite | Natural Iceland Spar Mineral Specimen

$93.00

1 PC Natural Calcitee Raw Iceland Spar Optical Stones Clear Mineral Specimen

$16.19

Top Natural iceland spar crystal mineral Teaching specimen 1PC 50G+

$9.09

Iceland spar -30-35 grams - The "sunstone" of the Viking sailors

$18.38

Top Natural Iceland spar Rough Crystal Quartz original specimens 51mm 157g A1050

$13.30

Top Natural iceland spar crystal mineral Teaching specimen 1PC 130g+

$12.73

2.2LB Iceland Spar Optical Calcite Quartz Crystal Mineral Specimen

$40.99