Mass per volume density.
Stones per Pint to Megagrams per Quart Converter — st/pt to Mg/qt
Convert Stone per Pint (st/pt) to Megagram per Quart (Mg/qt) using the exact conversion factor (1 stone per pint = 0.0127005864 megagram per quart). See the formula, worked examples, and conversion table.
Stones per Pint to Megagrams 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 13420.55986 / 1.05668821e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Pint to Megagrams per Quart
Stone per Pint and Megagram 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
megagrams per quart = stones per pint × 0.01270058636
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per pint equals 13420.5598595 base units, and 1 megagram per quart equals 1056688.20943 base units, so dividing one by the other gives the direct stone per pint-to-megagram per quart factor of 0.01270058636.
Simple example
1 st/pt × 0.01270058636 = 0.0127005864 Mg/qt
1 stone per pint = 0.0127005864 megagrams per quart.
Real-world example
1,000 st/pt × 0.01270058636 = 12.70058636 Mg/qt
1,000 stones per pint = 12.70058636 megagrams per quart.
Conversion table
| Stone per Pint (st/pt) | Megagram per Quart (Mg/qt) |
|---|---|
| 0.1 st/pt | 0.0012700586 Mg/qt |
| 1 st/pt | 0.0127005864 Mg/qt |
| 10 st/pt | 0.1270058636 Mg/qt |
| 100 st/pt | 1.270058636 Mg/qt |
| 1,000 st/pt | 12.70058636 Mg/qt |
| 10,000 st/pt | 127.0058636 Mg/qt |
Reverse conversion: Megagram per Quart to Stone per Pint
0.0127005864 Mg/qt × 78.73652221 = 1.000000003 st/pt
0.0127005864 megagrams per quart = 1.000000003 stones per pint.
stones per pint = megagrams per quart × 78.7365222089
For a page dedicated to this direction, see Megagram per Quart to Stone per Pint.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Understanding the Megagram per Quart (Mg/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many megagrams per quart are in 1 stone per pint?
1 stone per pint equals 0.0127005864 megagrams per quart, using the exact defined conversion factor rather than an estimate.
How do I convert stone per pint to megagram per quart?
Multiply the stone per pint value by 0.01270058636. The converter above does this instantly to whatever precision you set.
How do I convert megagram per quart back to stone per pint?
Use the reverse factor: 1 megagram per quart equals 78.73652221 stones per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per pint?
Stone per Pint (st/pt) is a unit of density.
What is a megagram per quart?
Megagram per Quart (Mg/qt) is a unit of density.
Is the stone per pint to megagram per quart conversion exact?
Yes. Both stone per pint and megagram per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.01270058636 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.