Marcus Aurelius Copper As, RIC III Marcus Aurelius 1142

Monetary Context and Denominational Function

During the late Antonine era, the Roman monetary system functioned on a strictly bimetallic and base-metal hierarchy anchored by the silver denarius and gold aureus. Within this tiered currency structure, the copper as held an essential position as the primary fractional unit of urban and rural commerce, tariffed at one-fourth of an orichalcum sestertius and one-sixteenth of a denarius. Whereas the silver denarius suffered progressive debasement in its fine metal content under Marcus Aurelius to fund the protracted Marcomannic and Sarmatian campaigns along the Danube, base-metal coinage preserved its traditional transactional utility within domestic markets. Copper asses such as RIC III Marcus Aurelius 1142 facilitated everyday purchases, market exchanges, modest service payments, and localized retail activity where higher-denomination silver was impractical. The presence of the letters S C (Senatus Consulto) on the reverse underscored the enduring formal sanction of the Roman Senate over base-metal token production, maintaining the constitutional convention established during the Augustan monetary settlement. Although produced under the overarching fiscal administration of the imperial fiscus, senatorial copper-alloy denominations retained wide acceptance throughout Italy and the western provinces, operating as fiduciary currency whose nominal value remained supported by state authority and market confidence.

Mint Operation, Alloy, and Technical Production

RIC III Marcus Aurelius 1142 was produced exclusively at the imperial mint located in Rome, which operated as the central manufacturing facility for all official senatorial bronze and copper emissions during the second half of the second century AD. The physical fabric of the denomination followed the traditional metallurgical standard of the imperial as: blanks were cast from relatively pure copper rather than the zinc-enriched brass (orichalcum) reserved for the sestertius and dupondius. This deliberate metallurgical distinction yielded a naturally reddish surface tint that assisted contemporary users in distinguishing the as from the radiate dupondius of comparable diameter. Mint artisans cast flans using open or closed molds, frequently leaving bevelled edges or faint casting sprues that were subsequently planed or hammered smooth prior to striking. Production was executed using hand-carved steel or bronze dies oriented in two-part coin tongs, typically resulting in an upright or inverted die axis (predominantly 6 o clock or 12 o clock, though slight rotational offsets were common). Operating under high-output conditions during the Marcomannic Wars, the Rome mint organized its die engravers into specialized workshops (officinae), which maintained consistent portrait models and reverse allegorical formulas while displaying minor stylistic idiosyncrasies in letter cutting and drapery rendering.

Obverse Portraiture and Imperial Iconography

The obverse of this as presents a right-facing, laureate head of Marcus Aurelius, executed in the mature, introspective style characteristic of his final decade of rule. The emperor is depicted with a heavy, deeply channeled beard and an intricate coiffure of dense curls carved with pronounced drill-work, visual traits that aligned his imperial image with the ideals of Greek Stoic philosophy. Despite this philosophical demeanor, the portrait retains its official civic and military dignity through the laurel wreath tied at the occiput, its ribbons falling naturally down the nape of the neck. The laurel wreath served as an enduring symbol of imperial victory, conveying victorious resilience to the Roman populace during an era defined by persistent frontier warfare and the devastating demographic consequences of the Antonine Plague. Die engravers carefully balanced the portrait to occupy the center of the flan, leaving adequate margin for the circumscription. While minor variations exist between individual dies regarding the fullness of the beard, the angle of the truncation, and the spread of the curls, the obverse iconography maintains a remarkably unified official standard across the surviving die output of this specific issue.

Reverse Iconography: The River God Tiber

The reverse design of this emission features a classical representation of Tiberinus, the divine personification of the river Tiber, reclining toward the left in a pastoral landscape setting. The river god is depicted with a bare torso and a draped mantle covering his lower limbs, adopting the canonical posture of river deities established in Hellenistic and imperial Roman sculpture. His right hand rests comfortably upon the prow of a galley or trading craft visible at the far left edge of the composition, symbolizing riverine navigation, the safety of the port of Ostia, and the uninterrupted transport of maritime grain to the heart of the capital. In his left hand, Tiberinus holds an elongated marsh reed that extends vertically beside his shoulder, while his left elbow leans upon an overturned hydria or urn tilted downward to discharge a continuous stream of water along the ground line. This allegorical imagery conveyed multiple civic and religious messages to the Roman public. Beyond commemorating the physical river that defined Rome, the type invoked divine favor, hydraulic stability, and agricultural fertility, offering reassurance of domestic peace and divine protection at a time when the emperor and the legions were actively engaged hundreds of miles away on the northern limes.

Epigraphic Analysis and Titulature

The legends on RIC III Marcus Aurelius 1142 furnish precise epigraphic evidence that anchors the coin to a concise chronological horizon. The obverse circumscription reads M ANTONINVS AVG TR P XXIX, beginning low left and proceeding clockwise. This legend abbreviates Marcus Antoninus Augustus, Tribunicia Potestate vicesimum nonum, rendering the emperor's official praenomen, inherited Antonine gentilicium, imperial title Augustus, and his twenty-ninth renewal of the tribunician power. The reverse inscription is split into two complementary components: the upper perimeter legend IMP VII COS III, paired with the large letters S C positioned in the field or exergue. The formula expands to Imperator septimum, Consul tertium, recording the emperor's seventh military acclamation alongside his third consulship, which had commenced in AD 161. The inclusion of TR P XXIX establishes that the die was cut between the tribunician renewal dates of December 10, AD 174, and December 9, AD 175. Furthermore, the retention of IMP VII reflects the military acclamation conferred in the summer or autumn of AD 174, closely linked in historical accounts to the successful northern campaigns against the Quadi and the celebrated episode of the rain miracle. The senatorial formula Senatus Consulto reaffirms the traditional legislative origin of the base-metal issue.

Typological Placement and Chronological Sequencing

Within the systematic structure of The Roman Imperial Coinage, RIC III Marcus Aurelius 1142 forms part of a cohesive emissions program struck late in AD 174 and running through AD 175. This program encompassed parallel denominations, sharing identical or complementary reverses across gold aurei, silver denarii, orichalcum sestertii, and dupondii. The Tiber reverse design appeared prominently on the large flans of the contemporary sestertius, where the broader canvas allowed for intricate rendering of the watercraft and reed, and was adapted with careful scale adjustments for this copper as. In the chronological sequencing of the reign, this issue immediately succeeds the intensive Victoria Augusti and Mars Invictus types struck in AD 173 and early 174, reflecting a deliberate programmatic rotation from explicit frontier militarism toward themes of domestic welfare, civic continuity, and divine patronage. Typologically, the type is distinguished from earlier Antonine depictions of Tiber (such as those struck under Antoninus Pius) by the specific combination of the twenty-ninth tribunician power with the seventh imperial acclamation, providing a definitive typological benchmark for numismatists isolating issues produced just prior to Marcus Aurelius elevating his son Commodus to joint prominence.

Circulation Patterns, Wear, and Archaeological Context

Once released from the mint of Rome, copper asses of this type entered a vast monetary stream that circulated intensively throughout the Italian peninsula and the western provinces of the Roman Empire, including Gaul, Hispania, Britain, and the German frontier zones. Because the intrinsic copper value of the as was modest relative to its purchasing power, base-metal fractional coins circulated for extended periods, frequently remaining active in localized trade networks for several decades. Archaeological site assemblages, river deposits, and urban excavation contexts regularly document Antonine asses exhibiting moderate to severe surface wear, flan smoothing, and patination, indicating that specimens of RIC III Marcus Aurelius 1142 exchanged hands well into the Severan era. Unlike gold and silver issues, which were readily hoarded during times of military crisis or political instability, bronze and copper fractions were rarely buried in high-value savings hoards; instead, they appear predominantly as individual losses in domestic buildings, market squares, military castra, and roadside settlements. This extensive transactional history highlights the functional durability of the copper as and confirms its essential role in maintaining small-scale market activity across the Roman world.

References

1. The Roman Imperial Coinage, Vol. III: Antoninus Pius to Commodus. p. 299, no. 1142
2. Online Coins of the Roman Empire (OCRE): RIC III Marcus Aurelius 1142. ric.3.m_aur.1142
3. Coins of the Roman Empire in the British Museum (BMCRE), Vol. IV: Antoninus Pius to Commodus. Marcus Aurelius, nos. 1500-1505
4. Die Münzprägung des Kaisers Marcus Aurelius und seiner Familie (MIR 18). MIR 18, nos. 306-308