It wasn't, the flint is a rock found naturally in the earth. In prehistoric times men chipped flints to make knives because of the sharp edge they aquired, but only before they started working metal.
John Dollond invented the achromatic lens. He used a combination of crown and flint glasses to construct the lens.
the value of flint is about $470,000,000 This is FALSE !
No. You can scrape a knife against the side of the flint to make sparks.
Flint is a microcrystalline sedimentary rock composed primarily of quartz, exhibiting a conchoidal fracture which made it useful in tool making.
sandstone is not harder than flint because sandstone breaks in to smaller pieces.
flint
The first flint tools were likely invented by early Homo species around 2.5 million years ago during the Lower Paleolithic period. These tools were crafted by striking flakes of flint to create sharp edges for cutting and hunting.
Flint stones.
no. matches weren't invented until sometime in the 1800s. What they did have were flint and steel.
John Dollond invented the achromatic lens. He used a combination of crown and flint glasses to construct the lens.
a tool used by neanderthals it first was invented in pre- historic time =)
I imagine it was when a caveman discovered that a sliver of flint makes a sharp cutting tool.
Flint is a very rigid stone which will often shatter in flakes when struck. Depending on how the flint is hit, it's possible to get the flakes to shatter with fairly sharp edges, often suitable for tools like knives or axes.
The knife was not invented-it was found. The earliest knives were simply pieces of broken flint, rock, etc .
flint
Bows existed well before recorded history. They also tend to perish, you have to deduce them from the existence of flint arrow-heads.
It was armed with a cannon and flint locks. The repeater rifle wasn't invented until 1861.