Unique Tourmaline from Mozambique top quality, GFCO Certified

Natural Tourmaline Lagoon Loose gemstone from Afghanistan! Certificate GFCO Gemstone Color: Bluish-Green Gemstone Type: Tourmaline Gemstone size: 11.13x8.05x6.14 mm Cut Grade: Very ...

Natural 6.65Ct Tourmaline Loose gemstone From Afghanistan! GFCO certified Gemstone Color: Green Gemstone Type: Tourmaline Gemstone size: 11.37x9.15x7.97mm Cut Grade: Very Good Gems...

Natural Lagoon Tourmaline Loose Gemstone 6.12 ct. Cushion cut, Origin Afghanistan, Certificate GFCO Natural Lagoon Tourmaline Loose Gemstone Certificate GFCO Gemstone Color: Bluish-...

Natural Lagoon Tourmaline Loose Gemstone Certificate GIA Gemstone Color: Bluish-green Gemstone Type: Tourmaline Gemstone size: 12.31x10.73x7.56 mm Cut Grade: Very Good Clarity/Grade...

Loose Tourmaline Weight: 2.85 Carats Dimension: 9.3x6.6x5 Mm Origin: Kunar Afghanistan Shape: Cushion Color: Green Lagoon treatment: Non Lagoon tourmaline, a stunning variety of the mineral tourmaline, derives its name from its striking blue-green color reminiscent of the tranquil waters of a lagoon. This gemstone is highly prized in the world of jewelry due to its captivating hue and exceptional brilliance. The lagoon tourmaline's coloration can range from pale aqua to deep teal, often displaying a mesmerizing gradient within a single gem. This variety's vibrant color is the result of the presence of trace elements like copper and manganese, which interact with the crystal's structure to produce these striking shades. Lagoon tourmalines are typically sourced from various locations around the world, including Brazil, Mozambique, and Afghanistan. The Brazilian variety, known for its intense blue-green color, is particularly sought after. These gemstones are generally found in pegmatite rocks and are typically cut into various shapes for use in jewelry, from classic faceted...

Loose Deep Green Tourmaline Weight: 4.65 Carats Dimension: 11.3 x 8 x 5.9 Mm Origin: Afghanistan Certificate: On Demand Treatment: Non Tourmaline is a captivating gemstone known f...

Price on request!, lagoon-colored as it occurs with Paraiba tourmalines, only purer (98% purity) and with extreme luminosity, a lagoon-colored untreated tourmaline from Afghanistan, ...

Loose Tourmaline Weight: 1.45 Carats Dimension: 8.8x5x3.7 Mm Origin: Istignala Shigar Pakistan Color: Black & Green Shape: Emerald Treatment: Non Certificate: On Client Demand A ...