Mass per volume density.
Grains per Quart to Carats per Cubic foot Converter — gr/qt to ct/ft3
Convert Grain per Quart (gr/qt) to Carat per Cubic foot (ct/ft3) using the exact conversion factor (1 grain per quart = 9.694590171 carat per cubic foot). See the formula, worked examples, and conversion table.
Grains per Quart to Carats per Cubic foot 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 0.06847224418 / 0.007062933344.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Quart to Carats per Cubic foot
Grain per Quart and Carat per Cubic foot 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
carats per cubic foot = grains per quart × 9.69459017143
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per quart equals 0.0684722441811 base units, and 1 carat per cubic foot equals 0.0070629333443 base units, so dividing one by the other gives the direct grain per quart-to-carat per cubic foot factor of 9.69459017143.
Simple example
1 gr/qt × 9.694590171 = 9.694590171 ct/ft3
1 grain per quart = 9.694590171 carats per cubic foot.
Real-world example
1,000 gr/qt × 9.694590171 = 9,694.590171 ct/ft3
1,000 grains per quart = 9,694.590171 carats per cubic foot.
Conversion table
| Grain per Quart (gr/qt) | Carat per Cubic foot (ct/ft3) |
|---|---|
| 0.1 gr/qt | 0.9694590171 ct/ft3 |
| 1 gr/qt | 9.694590171 ct/ft3 |
| 10 gr/qt | 96.94590171 ct/ft3 |
| 100 gr/qt | 969.4590171 ct/ft3 |
| 1,000 gr/qt | 9,694.590171 ct/ft3 |
| 10,000 gr/qt | 96,945.90171 ct/ft3 |
Reverse conversion: Carat per Cubic foot to Grain per Quart
9.694590171 ct/ft3 × 0.1031503119 = 1 gr/qt
9.694590171 carats per cubic foot = 1 grains per quart.
grains per quart = carats per cubic foot × 0.103150311908
For a page dedicated to this direction, see Carat per Cubic foot to Grain per Quart.
Understanding the Grain per Quart (gr/qt)
Mass per volume density.
Understanding the Carat per Cubic foot (ct/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic foot are in 1 grain per quart?
1 grain per quart equals 9.694590171 carats per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert grain per quart to carat per cubic foot?
Multiply the grain per quart value by 9.694590171. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic foot back to grain per quart?
Use the reverse factor: 1 carat per cubic foot equals 0.1031503119 grains per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per quart?
Grain per Quart (gr/qt) is a unit of density.
What is a carat per cubic foot?
Carat per Cubic foot (ct/ft3) is a unit of density.
Is the grain per quart to carat per cubic foot conversion exact?
Yes. Both grain per quart and carat per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 9.694590171 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.