54.88 CARATS!! PIGEON BLOOD RUBY - TOP QUALITY GIANT - MOZAMBIQUE - Height: 19.2 mm - Width: 16.2 mm- 10.98 g - (1)

Discover this exceptional natural rough ruby of 54.88 carats, from Mozambique, a globally recognized origin for the quality and beauty of rubies.

This imposing gemstone stands out for its magnificent deep red coloration, evoking the prestigious “Pigeon Blood Red” hue, highly sought after in the world of high gemology.

With a remarkable weight of 54.88 carats (10.976 grams) and dimensions of 19.2 × 16.2 × 14 mm, this specimen presents a massive and compact morphology, preserving the natural characteristics of its crystallization.

Under transmitted light, the ruby reveals extraordinary red to rosy red brightness, unveiling the depth of its color as well as numerous internal structures.

Its translucent zones let light through, creating a spectacular visual effect, while the darker parts emphasize its relief and natural character.

The stone shows a complex internal structure, with visible inclusions and fractures, bearing witness to its geological history.

Entirely natural, untreated and unheated according to the information provided, this ruby preserves its original coloration and characteristics.

Its substantial weight, remarkable color and morphology make it a particularly interesting piece for natural corundum collectors and gemology enthusiasts.

Technical specifications
- Precious stone: Natural ruby
- Variety: Red corundum
- Claimed provenance: Mozambique
- Weight: 54.88 carats (10.976 grams)
- Dimensions: 19.2 × 16.2 × 14 mm
- Color: Intense red to deep pinkish red
- Elicited hue: Pigeon Blood Red (not certified)
- Transparency: Translucent in certain areas under transmitted light
- Morphology: Natural rough crystal, massive and compact
- Luster: Vitreous on some surfaces
- Hardness: 9 on the Mohs scale
- Treatments: None (0 treatment)
- Heating: None – Not heated
- Condition: Natural rough, with visible inclusions and internal structures
- Destination: Mineralogical collection, gemology and lapidary study

An extraordinary color – The intensity of the “pigeon blood” red

The most fascinating feature of this ruby lies in the intensity of its coloration.

Under transmitted light, the crystal reveals an extremely bright red, accompanied by raspberry and pinkish-red nuances, creating a spectacular contrast with the darker zones of the stone.

Light passes through certain parts of the crystal, highlighting a multitude of internal structures, growth lines, and natural variations in transparency.

This interaction between light and matter gives the specimen a particularly alluring visual depth.

In the world of high gemology, the term “pigeon blood” designates a highly coveted category of red, characterized by high saturation and notable liveliness.

Historically associated with the famous rubies from Burma, this designation can also apply to certain rubies from Mozambique when their chromatic characteristics meet the required gemological criteria.

The color of this specimen visually evokes this prestigious category, though independent expert assessment is necessary to officially confirm this classification.

An intense and bright red, in which depth and richness are the main attractions of this magnificent natural stone.

Mozambique – An origin that has become legendary in the ruby world

Mozambique today holds a major place in the international trade of natural rubies.

The discovery of significant deposits in the Montepuez region, in the north of the country, in the late 2000s, profoundly transformed the global market for gemstones.

These discoveries revealed crystals exhibiting a wide diversity of colors, transparencies and sizes, some of which possess qualities comparable to rubies from the most renowned historical deposits.

Mozambican rubies are particularly prized for their intense reds, sometimes accompanied by pinkish or purplish nuances.

Today, the finest stones from this region are sought after by professionals in high-end jewelry, gemologists and international collectors.

The reputation of Mozambique rests notably on its ability to produce rubies with remarkable color and, in some cases, excellent transparency.

Rough large crystals are also of interest to collectors who wish to keep stones in their natural state.

A prestigious provenance, linked to one of the most significant gemological discoveries of the 21st century.

An exceptional geological formation – A crystal shaped over millions of years

Ruby is the red variety of corundum, a mineral whose formation requires particularly specific geological conditions.

Its characteristic red color mainly arises from the presence of chromium in its crystal structure.

Mozambican rubies formed in complex metamorphic environments, where rocks underwent substantial transformations under high temperatures and pressures.

During these processes, certain chemical elements concentrated under favorable conditions for corundum crystallization.

Tectonic movements and erosion then helped expose the formations containing these gemstones.

This specimen retains many characteristics of its natural development.

The visible inclusions, fractures and internal structures under transmitted light testify to its geological history.

These features are an integral part of the identity of a rough crystal and are of interest for its gemological observation and study.

54.88 carats – A remarkable weight for a rough ruby

At 54.88 carats, this ruby is a particularly imposing specimen.

Its compact morphology, measuring nearly two centimeters in length with a thickness of 14 mm, gives it substantial volume.

Large natural rubies can display very variable qualities. The combination of a high weight, strong red saturation and translucent zones nevertheless represents an appealing set of characteristics for a collection rough stone.

This specimen is notable for:
- Its remarkable weight of 54.88 carats, i.e., almost 11 grams.
- Its magnificent intense red color, particularly expressive under transmitted light.
- Its natural massive and compact morphology.
- Its translucent zones revealing a beautiful inner luminosity.
- Its numerous internal structures, characteristic of a natural crystal.
- Its declared Mozambique provenance, a renowned origin in gemology.
- Its stated non-heated, untreated state.
The commercial rarity of a rough ruby depends on several factors, including its actual transparency, structural integrity and the quality of its different zones.

A wonderful large specimen, particularly interesting for natural ruby and rough crystal enthusiasts.

A ruby that is not heated or treated – The beauty of the natural state

In the gemstone trade, many rubies undergo heat treatments to modify or improve their appearance.

Heating can notably influence color and some internal characteristics of corundum.

Natural, unheated rubies thus hold a special place among collectors and gem lovers who prefer stones preserved in their original state.

This specimen is declared 100% natural, unheated and without any treatment.

Its coloration is presented as the result of the geological processes that accompanied its formation.

This absence of treatment is an additional point of interest, especially for collectors prioritizing mineralogical authenticity.

Independent gemological analysis remains necessary to officially confirm the absence of heating or other treatments.

Collection and lapidary potential – A stone with multiple interests

This ruby represents primarily a magnificent collectible piece.

Its high weight, intense color and visible internal structures allow appreciation of the natural characteristics of a substantial red corundum crystal.

It will fit perfectly in a collection dedicated to rough gemstones, Mozambique minerals or the various varieties of corundum.

Its dimensions may also intrigue professionals looking to study its potential for cutting.

However, the numerous visible internal structures make thorough evaluation essential before any lapidary project.

The presence of translucent zones does not guarantee the production of transparent faceted gems, and potential yield cannot be determined from photographs.

Keeping the specimen in its rough state is therefore a particularly interesting option to preserve its natural character and integrity.

Conclusion – A stunning natural 54.88-carat ruby

This exceptional Mozambique rough ruby of 54.88 carats, measuring 19.2 × 16.2 × 14 mm, combines several particularly appealing features for collectors of natural gemstones.

Its intense red color, evoking the prestigious “pigeon blood” hues, its brightness under transmitted light and its massive morphology give it a remarkable presence.

Presented as entirely natural, unheated and untreated, it preserves the authentic characteristics of its crystallization.

Its substantial weight and Mozambican provenance reinforce its appeal for gemology enthusiasts and natural corundum collectors.

A spectacular 54.88-carat rough ruby, combining fascinating red color, imposing dimensions and the prestige of Mozambique’s natural rubies.


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