The cost of rough diamonds depends on size, color, and clarity.
The cost of this expertise depends on the raw stone you present, or the instructions you give to a diamond cutter to re-shape the existing cut of a gemstone.
The proper words are raw diamond, raw stone, rough diamond, uncut diamond -- all are appropriate.
The field test for raw diamond is 'extreme hardness'.
Your question is about a raw diamond. A raw diamond must be evaluated for its natural colour and clarity. Then you can work with a diamond cutter to estimate the value of a cut diamond that can be 'rescued' from the raw diamond. The diamond cutter may offer to purchase the raw stone, or work out another arrangement with you for its ultimate value. Typically more than 50% of the carat weight of a raw diamond is lost during the cutting process.
You're asking about a raw diamond, one that has not been cut or polished. In context, sometimes a raw diamond's "... eight corners are truncated by the eight faces of the octahedron." This is one description of a diamond's raw, crystalline form. You can read more about the geometric descriptions of raw diamonds, below.
The raw diamond of 19.5 carats weighs about 3900 milligrams. Remember, though that raw, gem-quality diamonds can lose about 60% of their weight when cut and polished.
A raw diamond looks like two square pyramids attached at the base.
Yes, if it is hit by another raw diamond or struck with an incredibly powerful industrial laser.
The largest raw diamond found to date is the Cullinan Diamond, found in South Africa in 1905. It weighed over 3,000 carats.
Yes, diamond is a raw material and is located deep within the earth's mantel.
A raw diamond is a mineral -- a stone -- mined from the earth from which cut and faceted gemstones (25%) and industrial diamonds (75%) are sourced.
Your answer is a raw red diamond rock.