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petrification    
n. 化石;发呆

化石;发呆

petrification
n 1: the process of turning some plant material into stone by
infiltration with water carrying mineral particles without
changing the original shape [synonym: {petrifaction},
{petrification}]

Petrification \Pet`ri*fi*ca"tion\, n. [Cf. F. p['e]trification.
See {Petrify}.]
1. See {Petrifaction}.
[1913 Webster]

2. Fig.: Obduracy; callousness. --Hallywell.
[1913 Webster]


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  • Petrifaction - Wikipedia
    Tree remains that have undergone petrifaction, as seen in Petrified Forest National Park In geology, petrifaction or petrification (from Ancient Greek πέτρα (pétra) 'rock, stone') is the process by which organic material becomes a fossil through the replacement of the original material and the filling of the original pore spaces with minerals Petrified wood typifies this process, but
  • Petrification vs Fossilization: What Is The Difference?
    Petrification is the geological process in which organic material is turned to stone slowly over time This process is involved in many forms of fossilization, and leaves behind many stunning and beautifully preserved fossils
  • What Is Petrification? Definition, Process, and Examples
    Petrification is a natural process that transforms organic material into stone, effectively preserving it over geological timescales It occurs when an organism’s original biological components are replaced by minerals, creating a fossilized replica While often associated with wood, petrification can affect various organic remains, forming durable, rock-like structures that mirror the
  • How Does Something Become Petrified? - Biology Insights
    Petrification is a natural process where organic materials are transformed into stone, creating a lasting record of ancient life and environments This geological phenomenon offers a unique window into Earth’s past, preserving the intricate details of once-living organisms It showcases how specific conditions can turn fragile biological structures into durable mineral replicas The Step-by
  • Permineralization and Replacement - U. S. National Park Service
    Petrification Petrification (also known as petrifaction) is a term sometimes used to describe permineralization and or replacement The word’s Latin roots (“petra” meaning “rock” and “facere” meaning “make”) reveal that petrification means to “turn into stone ” Paleontologists usually prefer using the terms permineralization and replacement instead of petrification
  • PETRIFICATION Definition Meaning - Merriam-Webster
    The meaning of PETRIFICATION is petrifaction But Judaism also refuses to equate self-protection with emotional petrification
  • What Is Petrification? How Organic Material Turns to Stone
    Petrification is the natural process by which organic material, most commonly wood or bone, is gradually turned to stone It happens when minerals carried by groundwater seep into the tiny pores of buried organic tissue, eventually replacing or filling the original material so completely that the object becomes a rock while retaining its original shape The word itself comes from the Greek
  • How Does Wood Become Petrified? The Process Explained
    Initial Requirements for Petrification The transformation from organic wood to inorganic stone begins with a series of precise environmental events that halt the natural process of decay The most important initial requirement is the rapid burial of the wood, typically by fine-grained sediment such as mud, silt, or volcanic ash
  • Petrified wood - Wikipedia
    Polished slice of a petrified tree from the Late Triassic Period (approximately 230 million years ago) found in Arizona The remains of insects can be detected in an enlarged image Petrified log at the Petrified Forest National Park Petrified wood is the name given to a special type of fossilized wood, the fossilized remains of terrestrial vegetation Petrifaction (from Ancient Greek
  • What is Petrified Wood? How Does it Form? - Geology. com
    What is Petrified Wood? Petrified wood is a fossil It forms when plant material is buried by sediment and protected from decay due to oxygen and organisms Then, groundwater rich in dissolved solids flows through the sediment, replacing the original plant material with silica, calcite, pyrite, or another inorganic material such as opal The result is a fossil of the original woody material





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