Welcome To Ashstone Exports LTD

  • Nigeria

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Welcome to Ashstone Exports LTD

At Ashstone Exports Ltd, we are committed to sustainability, ethical sourcing, and long-term growth. We exist to unlock Nigeria’s economic potential and deliver value to partners across continents. Our story is one of quality, integrity, and ambition—driven by a belief that Africa’s resources can fuel global industries.

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  • House 2 Amasom 18 Bishop Edward Benson street Ogudu GRA phase 2

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Carnelian

Ashstone Exports Ltd

Carnelian

Property Specification
Chemical Formula SiO₂ (Silicon Dioxide) with trace elements of iron
Crystal System Trigonal
Hardness (Mohs) 6.5 – 7
Specific Gravity 2.60 – 2.64
Cleavage None
Fracture Conchoidal
Luster Vitreous to waxy
Transparency Transparent to translucent
Refractive Index 1.535 – 1.545
Color Orange, red, brown, or reddish-brown (due to iron content)
Streak White
Tenacity Brittle
Crystal Habit Massive, nodular, or granular
Pleochroism None
Birefringence None (Isotropic)