Minerals

Showing 545–560 of 781 results

• 

  Optical Calcite #16 from Brazil Polished 118g

  $146.32 Add to cart
• 

  Optical Calcite #17 from Brazil Polished 975g

  $325.00 Add to cart
• 

  Optical Calcite Clear #13 Rough 6.5g

  $16.66 Read more
• 

  Optical Calcite Clear #14 Rough 9g

  $17.16 Add to cart
• 

  Optical Calcite Clear #15 Rough 11.5g

  $19.26 Read more
• 

  Optical Calcite Clear #16 Rough 11.5g

  $16.81 Read more
• 

  Optical Calcite Clear #17 Rough 8.5g

  $14.99 Read more
• 

  Optical Calcite Clear #18 Rough 16g

  $15.04 Add to cart
• 

  Optical Calcite Clear #19 Rough 21.5g

  $20.21 Read more
• 

  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