Every rough stone is a calculated risk. You’re not buying what you see — you’re buying what you can read through the surface. Rough material doesn’t reveal much at first glance. You’re working with an opaque surface, irregular shapes, matte textures, and minimal visual access. The challenge is to extract as much information as possible — using basic tools: - a strong torch to spot silk or reflective inclusions, - water or oil to reduce surface reflection, - and your own knowledge of how a stone

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