Pierre Shale

pt

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Pierre Shale

Quality:

Pierre Shale - geological formation of Upper Cretaceous rocks in North America. Article “Pierre Shale” in Portuguese Wikipedia has 15.2 points for quality (as of July 1, 2025). The article contains 3 references and 0 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Portuguese) language version.

Since the creation of article “Pierre Shale”, its content was written by 1 registered users of Portuguese Wikipedia and edited by 64 registered Wikipedia users in all languages.

The article is cited 3 times in Portuguese Wikipedia and cited 294 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #45802 in September 2023
  • Global: #108147 in December 2023

The highest popularity rank from 2008:

  • Local (Portuguese): #411354 in September 2023
  • Global: #785280 in July 2020

There are 4 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Pierre Shale
90
2French (fr)
Schistes de Pierre
15.8406
3Portuguese (pt)
Pierre Shale
15.1668
4Georgian (ka)
პიერ-შეილი
14.5251
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Pierre Shale" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Pierre Shale
171 708
2French (fr)
Schistes de Pierre
344
3Portuguese (pt)
Pierre Shale
213
4Georgian (ka)
პიერ-შეილი
171
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Pierre Shale" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Pierre Shale
1 028
2French (fr)
Schistes de Pierre
19
3Portuguese (pt)
Pierre Shale
11
4Georgian (ka)
პიერ-შეილი
1
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Pierre Shale" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Pierre Shale
58
2French (fr)
Schistes de Pierre
4
3Georgian (ka)
პიერ-შეილი
1
4Portuguese (pt)
Pierre Shale
1
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Pierre Shale" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Pierre Shale
0
2French (fr)
Schistes de Pierre
0
3Georgian (ka)
პიერ-შეილი
0
4Portuguese (pt)
Pierre Shale
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Pierre Shale" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Pierre Shale
195
2French (fr)
Schistes de Pierre
94
3Portuguese (pt)
Pierre Shale
3
4Georgian (ka)
პიერ-შეილი
2
More...

Scores

Estimated value for Wikipedia:
Portuguese:
Global:
Popularity in June 2025:
Portuguese:
Global:
Popularity in all years:
Portuguese:
Global:
Authors in June 2025:
Portuguese:
Global:
Registered authors in all years:
Portuguese:
Global:
Citations:
Portuguese:
Global:

Quality measures

Interwikis

#LanguageValue
enEnglish
Pierre Shale
frFrench
Schistes de Pierre
kaGeorgian
პიერ-შეილი
ptPortuguese
Pierre Shale

Popularity rank trends

Best Rank Portuguese:
#411354
09.2023
Global:
#785280
07.2020

AI rank trends

Best Rank Portuguese:
#45802
09.2023
Global:
#108147
12.2023

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Pierre Shale from Wikipedia articles about Archelon, Western Interior Seaway, Niobrara Formation, Oil shale and Elasmosaurus. Whereas reading the article about Pierre Shale people most often go to Wikipedia articles on Fox Hills Formation, Niobrara Formation, Tylosaurus, Jormungandr walhallaensis and Styxosaurus.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Portuguese Wikipedia the most popular articles on that day were: Jeffrey Epstein, Bad Bunny, Arquivos de Epstein, Ghislaine Maxwell, Ilia Malinin, Porto Rico, Maria Lúcia Amaral, Marco Buzzi, António José Seguro, Allan (futebolista).

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information