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Showing 177–192 of 270 results

• 

  Optical Calcite Clear #15 Rough 11.5g

  $19.26 Add to cart
• 

  Optical Calcite Clear #16 Rough 11.5g

  $16.81 Read more
• 

  Optical Calcite Clear #17 Rough 8.5g

  $14.99 Add to cart
• 

  Optical Calcite Clear #18 Rough 16g

  $15.04 Add to cart
• 

  Optical Calcite Clear #19 Rough 21.5g

  $20.21 Add to cart
• 

  Optical Calcite Iceland Spar #20 Rough 25g

  $6.25 Read more
• 

  Optical Calcite Iceland Spar #21 Rough 34g

  $8.50 Read more
• 

  Optical Calcite Iceland Spar #22 Rough 35.5g

  $8.87 Add to cart
• 

  Optical Calcite Iceland Spar #23 Rough 23.5g

  $5.87 Add to cart
• 

  Optical Calcite Iceland Spar #24 Rough 27g

  $6.75 Add to cart
• 

  Optical Calcite Iceland Spar #25 Rough 32g

  $8.00 Add to cart
• 

  Optical Calcite Iceland Spar #26 Rough 23.5g

  $5.87 Add to cart
• 

  Optical Calcite Iceland Spar #27 Rough 37.5g

  $9.37 Add to cart
• 

  Optical Calcite Iceland Spar #28 Rough 27g

  $6.75 Add to cart
• 

  Optical Calcite Iceland Spar #29 Rough 31g

  $7.75 Add to cart
• 

  Optical Calcite Iceland Spar #30 Rough 3 pc Set 45.5g

  $9.10 Add to cart