Mass per volume density.
Carats per Cubic foot to Stones per Quart Converter — ct/ft3 to st/qt
Convert Carat per Cubic foot (ct/ft3) to Stone per Quart (st/qt) using the exact conversion factor (1 carat per cubic foot = 0.0000010526 stone per quart). See the formula, worked examples, and conversion table.
Carats per Cubic foot 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 0.007062933344 / 6710.27993.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Cubic foot to Stones per Quart
Carat per Cubic foot 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 = carats per cubic foot × 0.00000105255420314
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per cubic foot equals 0.0070629333443 base units, and 1 stone per quart equals 6710.27992975 base units, so dividing one by the other gives the direct carat per cubic foot-to-stone per quart factor of 0.00000105255420314.
Simple example
1 ct/ft3 × 0.000001052554203 = 0.0000010526 st/qt
1 carat per cubic foot = 0.0000010526 stones per quart.
Real-world example
1,000 ct/ft3 × 0.000001052554203 = 0.0010525542 st/qt
1,000 carats per cubic foot = 0.0010525542 stones per quart.
Conversion table
| Carat per Cubic foot (ct/ft3) | Stone per Quart (st/qt) |
|---|---|
| 0.1 ct/ft3 | 1.052554e-7 st/qt |
| 1 ct/ft3 | 0.0000010526 st/qt |
| 10 ct/ft3 | 0.0000105255 st/qt |
| 100 ct/ft3 | 0.0001052554 st/qt |
| 1,000 ct/ft3 | 0.0010525542 st/qt |
| 10,000 ct/ft3 | 0.010525542 st/qt |
Reverse conversion: Stone per Quart to Carat per Cubic foot
0.0000010526 st/qt × 950069.8368 = 1.00004351 ct/ft3
0.0000010526 stones per quart = 1.00004351 carats per cubic foot.
carats per cubic foot = stones per quart × 950069.8368
For a page dedicated to this direction, see Stone per Quart to Carat per Cubic foot.
Understanding the Carat per Cubic foot (ct/ft3)
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 carat per cubic foot?
1 carat per cubic foot equals 0.0000010526 stones per quart, using the exact defined conversion factor rather than an estimate.
How do I convert carat per cubic foot to stone per quart?
Multiply the carat per cubic foot value by 0.000001052554203. The converter above does this instantly to whatever precision you set.
How do I convert stone per quart back to carat per cubic foot?
Use the reverse factor: 1 stone per quart equals 950,069.8368 carats per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per cubic foot?
Carat per Cubic foot (ct/ft3) is a unit of density.
What is a stone per quart?
Stone per Quart (st/qt) is a unit of density.
Is the carat per cubic foot to stone per quart conversion exact?
Yes. Both carat per cubic foot and stone per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.000001052554203 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.