Tourmaline Layout 37.51 ct | Oval, Pear Shape Cabochon | Various Pink, Green | Minas Gerais, Brazil

SKU: TOL014 Category: Tag: Est. Retail Value: USD $1800

Natural Tourmaline Layout (37.51 ct total) from Minas Gerais, Brazil, featuring oval and pear shape cabochons in assorted pink and green colors with smooth luminous character. A versatile layout for custom rings, pendants, earrings, or coordinated jewelry designs with natural color variety and refined individuality.

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Description

This 37.51 ct Tourmaline Layout from Minas Gerais, Brazil presents an attractive selection of oval and pear shape cabochons in various pink and green colors. The combination of harmonious mixed tones, softly polished surfaces, and elegant cabochon shapes gives this layout a lively and design-oriented character, making it especially appealing for bespoke jewelry and coordinated multi-stone creations.

Tourmaline is admired for its extraordinary color diversity, and a layout combining pink and green stones offers particularly interesting design potential. The contrast between fresh green tones and expressive pink hues creates depth, variety, and a naturally vibrant overall look. At the same time, the stones remain visually connected through their shared material and cabochon finish. In this cut style, color often appears especially smooth and rich, while the domed surfaces create a gentle glow rather than the sharper reflections of faceted gems.

The mix of oval and pear shape cabochons adds further versatility. Oval stones offer a timeless and balanced appearance, while pear shapes bring a more graceful and dynamic element to the layout. Together, they allow for a wide range of jewelry concepts, including rings, pendants, earrings, and more elaborate coordinated designs. This makes the layout especially suitable for jewelers and designers seeking gemstone material with both harmony and creative flexibility.

Originating from Minas Gerais, Brazil, one of the world’s most important gemstone regions, this tourmaline layout combines desirable provenance with attractive natural color variation and strong jewelry potential. A refined selection of pink and green cabochon tourmalines for jewelers, designers, and collectors seeking versatile gemstone material for elegant custom jewelry.

Additional Information

Certification Options

Every gemstone purchased from Gem Fountain includes a free Gem Fountain Gemstone Report, provided as a PDF file, documenting the key characteristics and authenticity of the stone.

For customers who require independent laboratory verification, we offer the option to add third-party gemstone reports. Upon selection, the gemstone will be submitted to the chosen accredited gemological laboratory. Estimated fees and processing times are as follows:

  • BGL – Brief Report: USD 19
    Processing time: approximately 1–2 business days
  • AIG – Brief Report: USD 38
    Processing time: approximately 7–8 business days
  • LOTUS – Soft Cover Report: USD 128
    Processing time: approximately 7–8 business days

All external reports are optional and can be selected as an add-on prior to shipment. Processing times may vary slightly depending on laboratory workload.

Shipping & Payment

All gemstones are shipped directly from Thailand, one of the world’s leading gemstone trading hubs. We deliver to almost all countries worldwide, using reliable and insured shipping partners to ensure safe and secure delivery. Each order is carefully packaged, and tracking details are provided once the shipment has been dispatched. Delivery times may vary depending on destination and local customs procedures. Any applicable duties, taxes, or import fees are the responsibility of the recipient.

We offer flexible payment options to accommodate our international clientele. Most common payment methods are accepted at checkout. Customers who choose to pay via wire transfer (Wise) receive a 5% discount, which can be selected directly during the checkout process.

Specification

Overview
Total Carat37.51 ct / 3 pcs
Region / MineMinas Gerais
Country of OriginBrazil
Saturation / ToneLight
ShadeVarious
ColorGreen, Pink
TransperencyTransparent
Stone TypeType I
ClarityMI
Dimensions 1 (L/W/H)smallest = 13.50 x 11.60 mm
Dimension 2 (L/W/H)Biggest = 20.20 x 15.80 mm
Untreated

No indication of artificial enhancement.

Read more about common gemstone treatments →
Refractive Index nω = 1.633–1.651 & nε = 1.615–1.630
Birefringence 0.018 – 0.021
Hardness (Mohs) 7.0 - 7.5
Gravity 3.00 - 3.10
Crystal System Trigonal
Chemical Formular Aluminium borosilicates – solid solution crystals with variable composition, Fe²⁺, Li)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄, Mn, Na(Mg