Anthony Pritchard
Member
Radiometric dating is often spoken of as if scientists are reading a clock that has been ticking since the beginning of time.
But no one wound the clock. No one set the starting time. No one watched the first tick. No one observed the decay from the beginning. The method does not begin with observation. It begins with assumptions. And when the foundation is assumption, the conclusion cannot rise higher than the foundation.
The entire system stands or falls on the same three pillars.
Assumption 1: The starting ratio is known.
No scientist was present when the rock formed. No one can measure how much parent or daughter isotope was present at the beginning. The method begins with an unknown and treats it as if it were known. Zircon crystals are often used because they tend to exclude lead when they form. So geologists assume the starting amount of lead was zero. If that assumption is wrong, the age is wrong.
Assumption 2: The system stayed closed.
A rock may have formed deep underground under crushing pressure. It may have been blasted into space and floated cold in vacuum. It may have been part of an asteroid or comet. It may have lain on the surface exposed to rain, groundwater, and weathering. It may have been buried under miles of sediment. Each environment affects the movement of gases and minerals. Argon can enter or escape. Potassium can be leached out. Heat can reset the clock. Pressure can force gases into the lattice. None of this can be reconstructed with certainty. Yet the method assumes that nothing entered and nothing left.
Assumption 3: The decay rate has always been constant.
The decay rate is measured in the present. It is then projected backward across millions or billions of years. This projection is an assumption. If the decay rate varied even slightly, the calculated age would be off by enormous amounts. Scripture tells us plainly that creation has not been in a steady state. Romans 8:22 says, “For we know that the whole creation groaneth and travaileth in pain together until now.” A creation that groans and travails is not a creation that has always behaved uniformly.
What we can measure is small. What we assume is large.
The only things we can actually measure are the present ratio of parent to daughter isotopes and the present decay rate. Everything else is inferred. Everything else is guessed. The method fills in the unknowns with assumptions and then treats the result as a fact.
Real world examples show how fragile the method is.
The dacite dome at Mount St. Helens formed in 1980. Samples taken ten years later were dated by potassium to argon at 350 thousand to 2.8 million years. The rock was ten years old. The problem was excess argon trapped in the crystals.
Lava flows in Hawaii from 1800 to 1801 were dated at 160 million to 3 billion years. The known age was about two hundred years. Again the problem was inherited argon.
Diamonds, which should contain no measurable carbon 14 after one hundred thousand years, consistently show carbon 14. The explanation offered is contamination or instrument error. But the pattern is consistent. When the assumptions fail, the dates fail.
Mainstream geology responds by saying that these are known problems. They use isochron methods, cross check multiple isotopes, and discard contaminated samples. But this raises a simple question. If the dates that do not fit the expected age are thrown out, how do we know the dates that remain are correct. The method becomes circular. The expected age validates the date, and the date validates the expected age.
Scripture gives a different picture of the world.
It does not describe a slow, uniform, unbroken history. It describes creation by the word of God. Hebrews 11:3 says, “Through faith we understand that the worlds were framed by the word of God, so that things which are seen were not made of things which do appear.” The age of the earth is not hidden in isotopes. It is revealed in Scripture. Exodus 20:11 says, “For in six days the Lord made heaven and earth, the sea, and all that in them is, and rested the seventh day.”
When science builds a clock that no one wound, sets a starting time no one observed, and assumes a history no one witnessed, the numbers may look precise, but the precision is mathematical, not historical. The method measures the present and imagines the past. Scripture records the past by the One who created it.
Conclusion
Radiometric dating is not a window into the past. It is a calculation built on assumptions about the past. The scientist measures the present state of isotopes, but the age is not measured. It is inferred. It is reconstructed. It is imagined. The method depends on knowing the starting ratio, knowing that nothing entered or left the system, and knowing that the decay rate has always been constant. But none of these things can be known. They are assumed. And when the assumptions are large, the conclusions cannot be trusted.
The potassium to argon method shows the problem clearly, but the problem is not limited to potassium to argon. Every radiometric method stands on the same three legs. If one leg fails, the whole structure falls. And in the real world, rocks do not sit in perfect isolation. They are heated, cooled, fractured, weathered, buried, exposed, and moved. They form in deep pressure, in open air, in water, in magma, in space. They are not closed systems. They are not controlled environments. They are not clocks.
The numbers produced by radiometric dating may look precise, but the precision is mathematical, not historical. A calculation can be precise even when the inputs are wrong. A clock can tick steadily even when it was never wound. A model can be elegant even when it does not match reality.
The question is simple. Do we trust a method built on assumptions about a past no one witnessed, or do we trust the testimony of the One who was there. Radiometric dating measures the present and guesses the past. Scripture reveals the past by the Creator Himself. One is a model. The other is a record. One is uncertain. The other is sure.
In the end, the clock that no one wound cannot tell us the age of the world. But the God who made the world has spoken plainly. And His word stands.
~Tony
© A.K. Pritchard 1979 -
Free to use with proper attribution.
But no one wound the clock. No one set the starting time. No one watched the first tick. No one observed the decay from the beginning. The method does not begin with observation. It begins with assumptions. And when the foundation is assumption, the conclusion cannot rise higher than the foundation.
The entire system stands or falls on the same three pillars.
Assumption 1: The starting ratio is known.
No scientist was present when the rock formed. No one can measure how much parent or daughter isotope was present at the beginning. The method begins with an unknown and treats it as if it were known. Zircon crystals are often used because they tend to exclude lead when they form. So geologists assume the starting amount of lead was zero. If that assumption is wrong, the age is wrong.
Assumption 2: The system stayed closed.
A rock may have formed deep underground under crushing pressure. It may have been blasted into space and floated cold in vacuum. It may have been part of an asteroid or comet. It may have lain on the surface exposed to rain, groundwater, and weathering. It may have been buried under miles of sediment. Each environment affects the movement of gases and minerals. Argon can enter or escape. Potassium can be leached out. Heat can reset the clock. Pressure can force gases into the lattice. None of this can be reconstructed with certainty. Yet the method assumes that nothing entered and nothing left.
Assumption 3: The decay rate has always been constant.
The decay rate is measured in the present. It is then projected backward across millions or billions of years. This projection is an assumption. If the decay rate varied even slightly, the calculated age would be off by enormous amounts. Scripture tells us plainly that creation has not been in a steady state. Romans 8:22 says, “For we know that the whole creation groaneth and travaileth in pain together until now.” A creation that groans and travails is not a creation that has always behaved uniformly.
What we can measure is small. What we assume is large.
The only things we can actually measure are the present ratio of parent to daughter isotopes and the present decay rate. Everything else is inferred. Everything else is guessed. The method fills in the unknowns with assumptions and then treats the result as a fact.
Real world examples show how fragile the method is.
The dacite dome at Mount St. Helens formed in 1980. Samples taken ten years later were dated by potassium to argon at 350 thousand to 2.8 million years. The rock was ten years old. The problem was excess argon trapped in the crystals.
Lava flows in Hawaii from 1800 to 1801 were dated at 160 million to 3 billion years. The known age was about two hundred years. Again the problem was inherited argon.
Diamonds, which should contain no measurable carbon 14 after one hundred thousand years, consistently show carbon 14. The explanation offered is contamination or instrument error. But the pattern is consistent. When the assumptions fail, the dates fail.
Mainstream geology responds by saying that these are known problems. They use isochron methods, cross check multiple isotopes, and discard contaminated samples. But this raises a simple question. If the dates that do not fit the expected age are thrown out, how do we know the dates that remain are correct. The method becomes circular. The expected age validates the date, and the date validates the expected age.
Scripture gives a different picture of the world.
It does not describe a slow, uniform, unbroken history. It describes creation by the word of God. Hebrews 11:3 says, “Through faith we understand that the worlds were framed by the word of God, so that things which are seen were not made of things which do appear.” The age of the earth is not hidden in isotopes. It is revealed in Scripture. Exodus 20:11 says, “For in six days the Lord made heaven and earth, the sea, and all that in them is, and rested the seventh day.”
When science builds a clock that no one wound, sets a starting time no one observed, and assumes a history no one witnessed, the numbers may look precise, but the precision is mathematical, not historical. The method measures the present and imagines the past. Scripture records the past by the One who created it.
Conclusion
Radiometric dating is not a window into the past. It is a calculation built on assumptions about the past. The scientist measures the present state of isotopes, but the age is not measured. It is inferred. It is reconstructed. It is imagined. The method depends on knowing the starting ratio, knowing that nothing entered or left the system, and knowing that the decay rate has always been constant. But none of these things can be known. They are assumed. And when the assumptions are large, the conclusions cannot be trusted.
The potassium to argon method shows the problem clearly, but the problem is not limited to potassium to argon. Every radiometric method stands on the same three legs. If one leg fails, the whole structure falls. And in the real world, rocks do not sit in perfect isolation. They are heated, cooled, fractured, weathered, buried, exposed, and moved. They form in deep pressure, in open air, in water, in magma, in space. They are not closed systems. They are not controlled environments. They are not clocks.
The numbers produced by radiometric dating may look precise, but the precision is mathematical, not historical. A calculation can be precise even when the inputs are wrong. A clock can tick steadily even when it was never wound. A model can be elegant even when it does not match reality.
The question is simple. Do we trust a method built on assumptions about a past no one witnessed, or do we trust the testimony of the One who was there. Radiometric dating measures the present and guesses the past. Scripture reveals the past by the Creator Himself. One is a model. The other is a record. One is uncertain. The other is sure.
In the end, the clock that no one wound cannot tell us the age of the world. But the God who made the world has spoken plainly. And His word stands.
~Tony
© A.K. Pritchard 1979 -
Free to use with proper attribution.