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1. en.wikipedia.org › wiki › Rock_(geology)Rock (geology) - Wikipedia

   en.wikipedia.org › wiki › Rock_(geology)

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   In geology, rock (or stone) is any naturally occurring solid mass or aggregate of minerals or mineraloid matter. It is categorized by the minerals included, its chemical composition, and the way in which it is formed.

   • Rock (Disambiguation)

     Steinstossen, the Swiss variant of stone put, a competition...

   • Stone

     A stone is a piece of rock. It is a mass of hard, compacted...

   • Stone (unit)

     The stone or stone weight (abbreviation: st.) is an English...

   • Sandstone

     Sandstone is a clastic sedimentary rock composed mainly of...

   • Gemstone

     A gemstone (also called a fine gem, jewel, precious stone,...

2. www.britannica.com › science › stone-unit-of-weightStone | Definition, History, & Facts | Britannica

   www.britannica.com › science › stone-unit-of-weight

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   stone, British unit of weight for dry products generally equivalent to 14 pounds avoirdupois (6.35 kg), though it varied from 4 to 32 pounds (1.814 to 14.515 kg) for various items over time. Originally any good-sized rock chosen as a local standard, the stone came to be widely used as a unit of weight in trade, its value fluctuating with the ...

   • Author: The Editors of Encyclopaedia Britannica

3. en.wikipedia.org › wiki › Stone_AgeStone Age - Wikipedia

   en.wikipedia.org › wiki › Stone_Age

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   The Stone Age was a broad prehistoric period during which stone was widely used to make stone tools with an edge, a point, or a percussion surface. The period lasted for roughly 3.4 million years and ended between 4,000 BC and 2,000 BC, with the advent of metalworking.

4. People also ask

   Is a stone a piece of rock?

   • A stone is a piece of rock. It is a mass of hard, compacted mineral. The word is often used to mean a small piece of rock. The word "stone" also refers to natural rock as a material, especially a building material. Natural stones used as building material include granite, marble and sandstone.

   Stone - Simple English Wikipedia, the free encyclopedia

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   Why is it called a stone?

   • The name "stone" derives from the historical use of stones for weights, a practice that dates back into antiquity. The Biblical law against the carrying of "diverse weights, a large and a small" is more literally translated as "you shall not carry a stone and a stone ( אבן ואבן ), a large and a small".

   Stone (unit) - Wikipedia

   en.wikipedia.org/wiki/Stone_(unit)

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   What is a small piece of rock called?

   • The word is often used to mean a small piece of rock. The word "stone" also refers to natural rock as a material, especially a building material. Natural stones used as building material include granite, marble and sandstone. Manufactured, artificial products, such as concrete or clay bricks, are not stone.

   Stone - Simple English Wikipedia, the free encyclopedia

   simple.wikipedia.org/wiki/Stone

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   What is a stone of beef?

   • STONE also denotes a certain quantity or weight of some commodities. A stone of beef, in London, is the quantity of eight pounds; in Hertfordshire, twelve pounds; in Scotland sixteen pounds.

   Stone (unit) - Wikipedia

   en.wikipedia.org/wiki/Stone_(unit)

   See all results for this question

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