Rare Gemstones for Sale

Showing 4061–4088 of 8454 results

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  Manganite 2.59 ct

  $55.00
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  Mangano Adamite Fluorescent Gem 13.81 ct

  $335.00
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  Mangano Vesuvianite Hausmannite 3.63 ct

  $88.00
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  Manganoan Vesuvianite Hausmannite 3.03 ct

  $77.00
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  Manganoan-Vesuvianite-Hausmannite 1.29 ct.

  $40.00
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  Manganoan-Vesuvianite-Hausmannite 1.58 ct

  $88.00
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  Manganoapatite 0.085cts Pear Shape 3.4 x 2.3mm Y11122

  $15.00
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  Manganoapatite 7.58 ct

  $190.00
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  Manganoneptunite 1.40 ct Cushion Cut 8.60 x 5.90 mm max2862

  $60.00
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  Manganotantalite Red 0.34 ct

  $35.00
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  Manganotantalite Red 0.90 ct

  $150.00
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  Manganotantalite Red 1.70 ct

  $300.00
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  Manganotantalite Red 2.80 ct

  $100.00
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  Manganotantalite Red 5.04 ct

  $295.00
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  Manganotantalite Red Tantalite 6.21 ct

  $621.00
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  Manganovesuvianite on Hausmannite 2.68 ct Cushion Cut 9.10 x 6.60 mm Y92776

  $85.00
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  Manganovesuvianite-Hausmannite 1.36 ct

  $40.00
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  Manganovesuvianite-Hausmannite 3.49 ct

  $100.00
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  Manganves Uvianite – Hausmannite 2.68 ct Cushion Cut 9.10 x 6.60 mm max1394

  $77.00
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  Mannardite & Ankangite with Celsian in Quartz 10.80 ct

  $150.00
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  Marcasite in Quartz 109.27 ct Oval Cabochon 47.10 x 5.00 mm c068

  $150.00
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  Marcasite in Quartz 111.27 ct Fancy Cabochon 61.00 x 42.00 x 4.30 mm Indonesian c004

  $135.00
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  Marcasite in Quartz 116.59 Fancy Cabochon Collection (1) 57.10 x 38.50 x 4.50 mm Indonesian c066

  $160.00
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  Marcasite in Quartz 135.73 ct Trillion Cabochon 53.80 x 53.80 x 5.00 mm Indonesian c005

  $210.00
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  Marcasite in quartz 139.96 ct Fancy Cabochon Collection (2) 59.50 x 47.10 x 5.00 mm c067

  $220.00
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  Marcasite in Quartz 95.75 ct Oval Cabochon 57.10 x 38.50 x 0 x 4.50 mm Indonesian c065

  $130.00
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  Margarite 0.55 ct Fancy Cut 6.90 x 5.60 mm y294

  $85.00
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  Margarite 1.20 ct Fancy Cut 8.20 x 8.20 mm Ural Mountains Russia max4923

  $33.00