Mass per volume density.
Grams per Cubic Millimeter to Stones per Cup Converter — g/mm3 to st/cup
Convert Gram per Cubic Millimeter (g/mm3) to Stone per Cup (st/cup) using the exact conversion factor (1 gram per cubic millimeter = 37.25626988 stone per cup). See the formula, worked examples, and conversion table.
Grams per Cubic Millimeter to Stones per Cup converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 1e+6 / 26841.11972.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Cubic Millimeter to Stones per Cup
Gram per Cubic Millimeter and Stone per Cup both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
stones per cup = grams per cubic millimeter × 37.2562698751
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per cubic millimeter equals 1000000 base units, and 1 stone per cup equals 26841.119719 base units, so dividing one by the other gives the direct gram per cubic millimeter-to-stone per cup factor of 37.2562698751.
Simple example
1 g/mm3 × 37.25626988 = 37.25626988 st/cup
1 gram per cubic millimeter = 37.25626988 stones per cup.
Real-world example
1,000 g/mm3 × 37.25626988 = 37,256.26988 st/cup
1,000 grams per cubic millimeter = 37,256.26988 stones per cup.
Conversion table
| Gram per Cubic Millimeter (g/mm3) | Stone per Cup (st/cup) |
|---|---|
| 0.1 g/mm3 | 3.725626988 st/cup |
| 1 g/mm3 | 37.25626988 st/cup |
| 10 g/mm3 | 372.5626988 st/cup |
| 100 g/mm3 | 3,725.626988 st/cup |
| 1,000 g/mm3 | 37,256.26988 st/cup |
| 10,000 g/mm3 | 372,562.6988 st/cup |
Reverse conversion: Stone per Cup to Gram per Cubic Millimeter
37.25626988 st/cup × 0.02684111972 = 1 g/mm3
37.25626988 stones per cup = 1 grams per cubic millimeter.
grams per cubic millimeter = stones per cup × 0.026841119719
For a page dedicated to this direction, see Stone per Cup to Gram per Cubic Millimeter.
Understanding the Gram per Cubic Millimeter (g/mm3)
Mass per volume density.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cup are in 1 gram per cubic millimeter?
1 gram per cubic millimeter equals 37.25626988 stones per cup, using the exact defined conversion factor rather than an estimate.
How do I convert gram per cubic millimeter to stone per cup?
Multiply the gram per cubic millimeter value by 37.25626988. The converter above does this instantly to whatever precision you set.
How do I convert stone per cup back to gram per cubic millimeter?
Use the reverse factor: 1 stone per cup equals 0.0268411197 grams per cubic millimeter. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per cubic millimeter?
Gram per Cubic Millimeter (g/mm3) is a unit of density.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
Is the gram per cubic millimeter to stone per cup conversion exact?
Yes. Both gram per cubic millimeter and stone per cup are defined by fixed standards rather than physical artifacts, so the factor of 37.25626988 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.