Rubellite 13.23 ct | Oval Cabochon | Pinkish Red | Antsirabe, Madagascar

SKU: TOS290 Category: Tag: Est. Retail Value: USD $800

Natural Rubellite (13.23 ct) from Antsirabe, Madagascar, cut as an elegant oval cabochon with rich pinkish red color and smooth luminous character. A distinctive gemstone for a statement ring, pendant, or a fine collection of exceptional rubellites.

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Description

This 13.23 ct Rubellite from Antsirabe, Madagascar combines an attractive pinkish red color with the soft elegance of an oval cabochon cut. Its generous size, graceful proportions, and polished domed surface give the stone a refined yet expressive presence, making it especially appealing for bespoke jewelry as well as for collectors who appreciate fine rubellites with individuality.

Rubellite is one of the most sought-after members of the tourmaline family, valued for its vivid pink to red color range and its strong visual character. This stone shows a beautiful pinkish red tone that feels lively, rich, and elegant at the same time. In cabochon form, the color often appears especially smooth and concentrated, while the polished surface creates a gentle glow rather than the sharper reflections of a faceted gem.

The oval cabochon cut enhances the gemstone’s timeless appeal. Its softly elongated outline is particularly well suited for statement rings, elegant pendants, and other custom jewelry designs where color and graceful proportions should remain the main focus. The cabochon finish also gives the stone a softer and more organic character, making it especially attractive for refined and design-oriented settings.

At 13.23 ct, this rubellite offers substantial visual presence and clear collector appeal while remaining highly suitable for important jewelry creations. Originating from Antsirabe, Madagascar, it combines notable provenance with attractive color, elegant cutting, and strong overall character.

A beautiful oval cabochon rubellite from Madagascar with rich pinkish red color, smooth luster, and excellent potential for statement jewelry or a refined gemstone collection.

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 Carat13.23 ct / 1 pcs
Region / MineAntsirabe
Country of OriginMadagascar
Saturation / ToneRich
ShadePinkish
ColorRed
TransperencyTransparent
Stone TypeType III
ClarityMI
Dimensions 1 (L/W/H)21.60 x 13.60 x 5.30 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