Mass per volume density.
Stones per Cubic yard to Megagrams per Cubic yard Converter — st/yd3 to Mg/yd3
Convert Stone per Cubic yard (st/yd3) to Megagram per Cubic yard (Mg/yd3) using the exact conversion factor (1 stone per cubic yard = 0.0063502932 megagram per cubic yard). See the formula, worked examples, and conversion table.
Stones per Cubic yard to Megagrams per Cubic yard 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 8.305869898 / 1307.950619.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cubic yard to Megagrams per Cubic yard
Stone per Cubic yard and Megagram per Cubic yard 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 cubic yard = stones per cubic yard × 0.00635029318
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cubic yard equals 8.30586989761 base units, and 1 megagram per cubic yard equals 1307.95061931 base units, so dividing one by the other gives the direct stone per cubic yard-to-megagram per cubic yard factor of 0.00635029318.
Simple example
1 st/yd3 × 0.00635029318 = 0.0063502932 Mg/yd3
1 stone per cubic yard = 0.0063502932 megagrams per cubic yard.
Real-world example
1,000 st/yd3 × 0.00635029318 = 6.35029318 Mg/yd3
1,000 stones per cubic yard = 6.35029318 megagrams per cubic yard.
Conversion table
| Stone per Cubic yard (st/yd3) | Megagram per Cubic yard (Mg/yd3) |
|---|---|
| 0.1 st/yd3 | 0.0006350293 Mg/yd3 |
| 1 st/yd3 | 0.0063502932 Mg/yd3 |
| 10 st/yd3 | 0.0635029318 Mg/yd3 |
| 100 st/yd3 | 0.635029318 Mg/yd3 |
| 1,000 st/yd3 | 6.35029318 Mg/yd3 |
| 10,000 st/yd3 | 63.5029318 Mg/yd3 |
Reverse conversion: Megagram per Cubic yard to Stone per Cubic yard
0.0063502932 Mg/yd3 × 157.4730444 = 1.000000003 st/yd3
0.0063502932 megagrams per cubic yard = 1.000000003 stones per cubic yard.
stones per cubic yard = megagrams per cubic yard × 157.473044418
For a page dedicated to this direction, see Megagram per Cubic yard to Stone per Cubic yard.
Understanding the Stone per Cubic yard (st/yd3)
Mass per volume density.
Understanding the Megagram per Cubic yard (Mg/yd3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many megagrams per cubic yard are in 1 stone per cubic yard?
1 stone per cubic yard equals 0.0063502932 megagrams per cubic yard, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cubic yard to megagram per cubic yard?
Multiply the stone per cubic yard value by 0.00635029318. The converter above does this instantly to whatever precision you set.
How do I convert megagram per cubic yard back to stone per cubic yard?
Use the reverse factor: 1 megagram per cubic yard equals 157.4730444 stones per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cubic yard?
Stone per Cubic yard (st/yd3) is a unit of density.
What is a megagram per cubic yard?
Megagram per Cubic yard (Mg/yd3) is a unit of density.
Is the stone per cubic yard to megagram per cubic yard conversion exact?
Yes. Both stone per cubic yard and megagram per cubic yard are defined by fixed standards rather than physical artifacts, so the factor of 0.00635029318 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.