Mass per volume density.
Grams per Cubic Millimeter to Stones per Quart Converter — g/mm3 to st/qt
Convert Gram per Cubic Millimeter (g/mm3) to Stone per Quart (st/qt) using the exact conversion factor (1 gram per cubic millimeter = 149.0250795 stone per quart). See the formula, worked examples, and conversion table.
Grams per Cubic Millimeter to Stones per Quart 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 / 6710.27993.
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 Quart
Gram per Cubic Millimeter and Stone per Quart 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 quart = grams per cubic millimeter × 149.0250795
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 quart equals 6710.27992975 base units, so dividing one by the other gives the direct gram per cubic millimeter-to-stone per quart factor of 149.0250795.
Simple example
1 g/mm3 × 149.0250795 = 149.0250795 st/qt
1 gram per cubic millimeter = 149.0250795 stones per quart.
Real-world example
1,000 g/mm3 × 149.0250795 = 149,025.0795 st/qt
1,000 grams per cubic millimeter = 149,025.0795 stones per quart.
Conversion table
| Gram per Cubic Millimeter (g/mm3) | Stone per Quart (st/qt) |
|---|---|
| 0.1 g/mm3 | 14.90250795 st/qt |
| 1 g/mm3 | 149.0250795 st/qt |
| 10 g/mm3 | 1,490.250795 st/qt |
| 100 g/mm3 | 14,902.50795 st/qt |
| 1,000 g/mm3 | 149,025.0795 st/qt |
| 10,000 g/mm3 | 1,490,250.795 st/qt |
Reverse conversion: Stone per Quart to Gram per Cubic Millimeter
149.0250795 st/qt × 0.00671027993 = 1 g/mm3
149.0250795 stones per quart = 1 grams per cubic millimeter.
grams per cubic millimeter = stones per quart × 0.00671027992975
For a page dedicated to this direction, see Stone per Quart to Gram per Cubic Millimeter.
Understanding the Gram per Cubic Millimeter (g/mm3)
Mass per volume density.
Understanding the Stone per Quart (st/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per quart are in 1 gram per cubic millimeter?
1 gram per cubic millimeter equals 149.0250795 stones per quart, using the exact defined conversion factor rather than an estimate.
How do I convert gram per cubic millimeter to stone per quart?
Multiply the gram per cubic millimeter value by 149.0250795. The converter above does this instantly to whatever precision you set.
How do I convert stone per quart back to gram per cubic millimeter?
Use the reverse factor: 1 stone per quart equals 0.0067102799 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 quart?
Stone per Quart (st/qt) is a unit of density.
Is the gram per cubic millimeter to stone per quart conversion exact?
Yes. Both gram per cubic millimeter and stone per quart are defined by fixed standards rather than physical artifacts, so the factor of 149.0250795 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.