Natural Lagoon Tourmaline Loose Gemstone 6.12 ct. Cushion cut Origin Afghanistan

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 Lagoon Tourmaline gemstone Certificate GFCO and GIA Gemstone Color: blue-green Gemstone Type: Tourmaline Gemstone size: 13.71x11.58x7.84mm Cut Grade: Very Good Clarity/Grade...

Natural Lagoon Tourmaline Loose gemstone from Afghanistan! Certificate GFCO and GIA Gemstone Color: blue-green Gemstone Type: Tourmaline Gemstone size: 14.26x11.64x9.21mm Cut Grade:...

Natural Tourmaline loose gemstone 12.24 ct., Cushion cut, Origin Afghanistan, Certificate! Certificate: GFCO Gemstone Color: Vivid Green Gemstone Type: Tourmaline Gemstone size: 14....

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: 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...

Natural Tourmaline – 1.26 ct Cushion cut A gemstone report is included confirming the authenticity and properties of the stone.

Remarkable Cushion Cut Bluish Green Natural Tourmaline from Kunar Mines of Afghanistan with excellent luster. Gemstone Type: Tourmaline Weight: 5.05 Carats Dimensions: 8.78 x 9.99 ...