Description
Genuine Grade A Ruby on Matrix with Pyrite – UV Reactive – Hunza Valley Pakistan
This Grade A Ruby on Matrix specimen from the Hunza Valley, Gilgit Baltistan, Pakistan features natural ruby crystals embedded within their original host rock, accompanied by metallic pyrite and notable UV reactivity. Carefully selected for colour, crystal presence and overall display quality, this is a striking natural mineral combination. The photograph provided shows the exact specimen you will receive. Please refer to the images for full sizing and scale details.
This crystal includes a Certificate of Authenticity lifetime guarantee generic card confirming its authenticity and mineral classification.
Mineral Species & Scientific Classification
Primary Mineral: Ruby (Variety of Corundum)
Chemical Formula: Al₂O₃ (Aluminium Oxide)
Mineral Class: Oxide
Crystal System: Trigonal
Hardness: 9 on the Mohs scale
Associated Mineral: Pyrite
Chemical Formula: FeS₂ (Iron Sulfide)
Crystal System: Isometric
Ruby is the red variety of corundum, coloured primarily by trace amounts of chromium. Its exceptional hardness of 9 on the Mohs scale makes it one of the most durable natural minerals, second only to diamond.
The presence of pyrite adds metallic contrast and reflects the hydrothermal and metamorphic conditions under which the specimen formed.
Geological Formation & Locality
Ruby from the Hunza Valley forms in metamorphic environments, typically within marble or metamorphosed limestone host rock. During regional metamorphism, aluminium-rich sediments are subjected to high pressure and temperature conditions. In the presence of chromium, corundum crystallises as ruby.
The Hunza region of Gilgit Baltistan lies within the complex tectonic framework of the Himalaya-Karakoram orogenic belt. Intense mountain-building processes created ideal metamorphic conditions for ruby formation.
Pyrite commonly forms alongside ruby in hydrothermal or metamorphic environments where iron and sulfur are present. The coexistence of ruby and pyrite provides a visually striking and geologically informative specimen.
UV Reactive Properties & Crystal Features
One of the notable characteristics of ruby is its fluorescence under ultraviolet light. Due to chromium content within the crystal lattice, ruby can display a strong red glow when exposed to UV light.
Notable features of this specimen may include:
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Rich red ruby crystals within matrix
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Visible crystal faces or embedded crystal sections
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Metallic gold-toned pyrite inclusions
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Natural matrix host rock
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UV reactive fluorescence under appropriate lighting
Fluorescence intensity may vary depending on chromium concentration and UV light strength. This is a natural optical property of ruby.
No artificial colouring is implied. Any UV response is a natural mineralogical characteristic.
Collectibility, Display & Traditional Associations
Ruby on matrix specimens from Pakistan are highly sought after by collectors due to their colour, locality and geological context. This piece is suitable for:
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Mineral and crystal collections
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UV mineral displays
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Educational geological study
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Symbolic or spiritual practices
In various traditions, ruby has been traditionally associated with vitality and passion in a spiritual sense. This listing focuses strictly on mineralogical and geological properties.
The combination of deep red corundum, contrasting pyrite and UV fluorescence makes this specimen particularly dynamic for display.
Authenticity & Presentation
This Grade A Ruby on Matrix with Pyrite has been carefully chosen for colour saturation, crystal presence and overall visual appeal. The image shown is of the exact specimen you will receive.
Included with your purchase is a Certificate of Authenticity lifetime guarantee generic card confirming this is a genuine ruby and pyrite mineral specimen from the Hunza Valley, Gilgit Baltistan, Pakistan.
A compelling example of chromium-coloured corundum formed during Himalayan metamorphism, this authentic Ruby on Matrix specimen combines geological significance, metallic contrast and natural UV reactivity in one exceptional collector’s piece.






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