Carat per Teaspoon (ct/tsp) expresses mass in carat per unit volume in teaspoon, found by dividing a mass value by a volume value.
Carat per Teaspoon to Stone per Cup
Convert carat per teaspoon (ct/tsp) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
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Convert carat per teaspoon (ct/tsp) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
st/cup = ct/tsp × 0.001512
Results update instantly for Carat per Teaspoon to Stone per Cup conversions.
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Formula
st/cup = ct/tsp × 0.001512
ct/tsp = st/cup × 661.488873
Conversion table
| 1 ct/tsp | 0.001512 st/cup |
| 5 ct/tsp | 0.007559 st/cup |
| 10 ct/tsp | 0.015117 st/cup |
| 20 ct/tsp | 0.030235 st/cup |
| 50 ct/tsp | 0.075587 st/cup |
| 100 ct/tsp | 0.151174 st/cup |
| 500 ct/tsp | 0.755871 st/cup |
| 1000 ct/tsp | 1.511741 st/cup |
Related conversions
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How the formula works
Both carat per teaspoon and stone per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in carat per teaspoon by 0.001512 to get stone per cup. To reverse the conversion, multiply a stone per cup value by 661.488873 to get back to carat per teaspoon.
Frequently asked questions
What is Carat per Teaspoon (ct/tsp)?
Carat per Teaspoon (ct/tsp) expresses mass in carat per unit volume in teaspoon, found by dividing a mass value by a volume value.
What is Stone per Cup (st/cup)?
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert carat per teaspoon to stone per cup?
Multiply the carat per teaspoon value by 0.001512 to get the equivalent in stone per cup. For example, 5 ct/tsp × 0.001512 = 0.007559 st/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.001512 is an exact, non-rounded value.
Can I convert stone per cup back to carat per teaspoon?
Yes. Divide the stone per cup value by 0.001512, or multiply it by 661.488873, to get carat per teaspoon.
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About converting carat per teaspoon to stone per cup
Carat per Teaspoon (ct/tsp) expresses mass in carat per unit volume in teaspoon, found by dividing a mass value by a volume value. Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between carat per teaspoon and stone per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.