Miguel Costa's Avatar

Miguel Costa

@mncgmxpt.bsky.social

Research and study of History and Cultural Heritage. Numismatist. Author of the descriptive study on the coinage of Portuguese 400 Reis silver coins. πŸ‡΅πŸ‡ΉπŸ‡ΊπŸ‡¦ #numismatics #ancientcoins #romancoins #ibero-romancoins #coin-enthusiasts #coins

215 Followers  |  80 Following  |  397 Posts  |  Joined: 07.11.2024  |  2.0716

Latest posts by mncgmxpt.bsky.social on Bluesky

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How Fake Coins Kept the Roman Empire’s Economy Alive in Its Decline A recent study published in the journal Vegueta reveals how counterfeit coins were key to sustaining the economy in the final centuries of the Roman Empire. The research, focused on the territorium ge...

How Fake Coins Kept the Roman Empire’s Economy Alive in Its Decline.

www.labrujulaverde.com/en/2025/07/h...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #numismatics #ancientcoins #coin-enthusiasts #coins #romancoins #culturalheritage #museums #romanempire

12.07.2025 13:18 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

3/3
Rev.
SALVTI AVGVSTOR TR P XVI COS III S C
Salus, draped, standing left, feeding out of patera in right hand snake coiled round altar.

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

30.05.2025 14:33 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

2/3
Obv.
IMP CAES M AVREL ANTONINVS AVG P M
Head of Marcus Aurelius, laureate, right.

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

30.05.2025 14:33 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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1/3
Sestertius - RIC III Marcus Aurelius 836
Date 161 - 162 AD ; Mint: Rome

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

30.05.2025 14:33 β€” πŸ‘ 6    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0

Rev.
SECVRITATI PERPETVAE S C
Securitas, draped, seated right on low seat, propping head on right hand and holding sceptre in left hand; in front, altar.

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

29.05.2025 13:34 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Obv.
M AVREL ANTONINVS PIVS AVG BRIT
Bust of Caracalla, laureate, draped, cuirassed, right.

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

29.05.2025 13:34 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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1/3
Sestertius - RIC IV Caracalla 512A
Date 210 - 213 AD ; Mint: Rome

#numismatics #ancientcoins #romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

29.05.2025 13:34 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Roman coin hoard discovered by Romanian metal detectorist is among the country’s largest A Romanian metal detectorist uncovers 1,469 ancient Roman silver coins near Bucharestβ€”one of the largest hoards ever found in Romania.

Roman coin hoard discovered by Romanian metal detectorist is among the country’s largest.

archaeologymag.com/2025/05/roma...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #numismatics #ancientcoins #coin-enthusiasts #coins #romancoins #culturalheritage #museums #romanempire

14.05.2025 15:30 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Mysterious pyramid structure found in Judaean Desert The purpose of a mysterious pyramidal structure in the Judaean Desert is unknown, but excavators are finding many well-preserved artifacts there.

2,200-year-old mysterious pyramid structure filled with coins and weapons found near Dead Sea.

The purpose of a mysterious pyramidal structure in the Judaean Desert is unknown, but excavators are finding many well-preserved artifacts there.

www.livescience.com/archaeology/...

30.03.2025 07:45 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Marcus Antonius: The Loser Who Did Not Write History - CoinsWeekly % KΓΌnker’s auction 419 features numismatic rarities from the Roman civil war that followed Caesar’s death. In addition to the Eid Mar denarius, aurei of Marcus Antonius will cross the auction block. We ...

Marcus Antonius: The Loser Who Did Not Write History.

new.coinsweekly.com/article-of-t...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #numismatics #ancientcoins #coin-enthusiasts #coins #romancoins #culturalheritage #museums #romanempire

13.02.2025 15:56 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Rare Roman and British coin hoard discovered in Netherlands Two metal detectorists unearthed an outstanding hoard of 404 Roman and British gold and silver coins in the Dutch municipality of Bunnik

Rare Roman and British coin hoard discovered in Netherlands.

archaeologymag.com/2025/02/roma...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #numismatics #ancientcoins #coin-enthusiasts #coins #romancoins #culturalheritage #museums #romanempire #metaldetecting

03.02.2025 17:15 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

5/5
... identifying the name of the saint and surrounded by an inscription allusive to India, which by tradition is associated with the evangelising action of that same apostle.

#numismatics #coin-enthusiasts #coins #rarecoins #culturalheritage

02.02.2025 18:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

4/5
... The reverse has a representation of Saint Thomas standing to the left, flanked by two monetary letters ...

#numismatics #coin-enthusiasts #coins #rarecoins #culturalheritage

02.02.2025 18:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

3/5
... The obverse shows the typical representation of the crowned coat of arms of the kingdom, surrounded by an inscription allusive to the name of JoΓ£o III and his position as King of Portugal and the Algarves. ...

#numismatics #coin-enthusiasts #coins #rarecoins #culturalheritage

02.02.2025 18:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

2/5
The escudo of Saint Thomas marks the moment when the renaissance aesthetic was used in the metallic specimens in circulation. ...

#numismatics #coin-enthusiasts #coins #rarecoins #culturalheritage

02.02.2025 18:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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1/5
Denomination: Escudo de SΓ£o TomΓ©, (1000 Reais)
Mint: Lisbon
Authorit: King JoΓ£o III of Portugal, (1521 - 1557)

#numismatics #coin-enthusiasts #coins #rarecoins #culturalheritage

02.02.2025 18:45 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Ibero-Roman Coins
Denomination: As
Mint: SALDUIE - CAESARAUGUSTA, today is the city of Zaragoza, Spain
Dating: time of Gaius/Caligula (37AD-41AD)
Portrait: Agrippa

#numismatics #ancientcoins #romancoins #ibero-romancoins #coin-enthusiasts #coins #romanarchaeology #roman #romanempire #ancientbluesky

31.01.2025 18:48 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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What the Second Trump Administration Might Mean for Collectors - CoinsWeekly % What does Donald Trump's return to the White House mean for collectors in the USA? Will the new Administration help β€œMake Collecting Great Again” or will it be anti-collecting business as usual at the...

What the Second Trump Administration Might Mean for Collectors.

new.coinsweekly.com/news-en/what...

#numismatics #ancientcoins #romancoins #coin-enthusiasts
#coins #romanarchaeology #roman #romanempire #ancientbluesky

29.01.2025 16:04 β€” πŸ‘ 0    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Archaeology: Excavations at a new Roman site in Faro Archaeology: Excavations at a new Roman site in Faro. One of the biggest surprises was the discovery of part of a beautiful mosaic.

Excavations at a new Roman site in Faro.

One of the biggest surprises was the discovery of part of a beautiful mosaic.

www.portugalresident.com/archaeology-...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #romanempire #culturalheritage #museums #history

28.01.2025 16:04 β€” πŸ‘ 3    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Ibero-Roman Coins
Denomination: As
Mint: CAESAR AUGUSTA, today is the city of Zaragoza, (Spain)
Dating: time of Augustus (27 BC - 14 AD)

#numismatics #ancientcoins #romancoins #ibero-romancoins #coin-enthusiasts #coins #romanarchaeology #roman #ancientbluesky

27.01.2025 17:13 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Ibero-Roman Coins
Denomination: Semis
Mint: IULIA TRADUCTA, today is the city of Algeciras, (Andalusia - Spain)
Dating: time of Augustus (27 BC - 14 AD)

#numismatics #ancientcoins #romancoins #ibero-romancoins #coin-enthusiasts #coins #romanarchaeology #roma #romanempire #ancientbluesky

24.01.2025 18:35 β€” πŸ‘ 8    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Roman strategy game pieces discovered in Hadrianopolis, Turkey Excavations conducted in Hadrianopolis, in the KarabΓΌk region of Turkey, uncovered two game stones made of bone dating to the 5th century CE

Roman strategy game pieces discovered in Hadrianopolis, Turkey.

archaeologymag.com/2025/01/roma...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #romanempire #culturalheritage #museums #history

23.01.2025 17:12 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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IAPN Asks Collectors to Help Protect Roman Coin Collecting - CoinsWeekly % Will Roman coins in general be considered the cultural property of Italy by US Customs unless you can provide extensive proof of ownership? Such concerns are raised by the proposed extension of a Memo...

IAPN Asks Collectors to Help Protect Roman Coin Collecting.

new.coinsweekly.com/news-en/iapn...

#numismatics #ancientcoins #romancoins #coin-enthusiasts
#coins #romanarchaeology #roman #romanempire #ancientbluesky

23.01.2025 16:31 β€” πŸ‘ 3    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0

6/6
... It is part of the exhibition β€œFarmers and Shepherds of Prehistory - Testimonies of the Sintra Region”, at the S. Miguel de Odrinhas Archaeological Museum.

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

5/6
... is often engraved on equine (as in this case) or cervid phalanges, certainly representing a female deity. ...

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

4/6
... This graphic typology, common in the western peninsula during the third millennium BC, ...

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

3/6
... The front allows you to clearly see the eyes, represented as suns, and the pubis. ...

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

2/6
... Profusely decorated throughout the back, retaining all the details of what may be a stylized representation of the waving hair and possibly the robes. ...

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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1/6
Votive artifact from the Chalcolithic period (3rd millennium BC), from the prehistoric settlement of Olelas, Almargem do Bispo, Sintra, (Portugal). ...

#ancientbluesky #archaeology #prehistory #ancienthistory #history #historyfiles #preroman #ancienteurope #museums #culturalheritage

23.01.2025 16:10 β€” πŸ‘ 5    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
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Desvendadas novas estruturas do Teatro Romano de Lisboa: β€œComo Γ© que estavam a 30 centΓ­metros dos nossos pΓ©s?” EscavaΓ§Γ΅es arqueolΓ³gicas num edifΓ­cio da Rua de SΓ£o Mamede deixaram Γ  vista a continuaΓ§Γ£o do teatro romano. Uma das descobertas foi o muro que separa o palco da Γ‘rea reservada aos espectadores.

New structures of Lisbon's Roman Theatre unveiled: β€œHow were they 30 centimeters from our feet?”

www.publico.pt/2025/01/21/l...

#ancientbluesky #archaeology #ancienthistory #romanarchaeology #roman #romanempire #culturalheritage #museums #history

22.01.2025 16:27 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

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