Portland/ Crime & Emergencies

Aurora Man Convicted in Christmas Eve Gold Heist at Hillsboro Rock Museum

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Published on August 13, 2026
Aurora Man Convicted in Christmas Eve Gold Heist at Hillsboro Rock MuseumSource: Washington County District Attorney's Office

A Washington County jury has convicted 35-year-old Vincent Charles Roberts II of Aurora in connection with the Christmas Eve 2023 break-in and gold theft at the Rice Northwest Museum of Rocks and Minerals near Hillsboro. Prosecutors said Roberts smashed a display case with a sledgehammer and stole nearly all the gold from the museum exhibit before fleeing the scene.

According to the Washington County District Attorney's Office, Deputy District Attorney Christina Luedtke prosecuted the case before Judge Kathleen Proctor in Washington County Circuit Court, where the jury returned its verdict on August 7. Jurors found Roberts guilty of second-degree burglary, first-degree aggravated theft, first-degree theft and first-degree criminal mischief, the DA's office said. Roberts is scheduled to be sentenced on August 26.

A Four-Minute Break-In on Christmas Eve

Washington County Sheriff's Office deputies responded to a break-in alarm at the museum at 2:21 a.m. on December 24, 2023, finding a broken window and footprints leading south, according to Oregon Public Broadcasting. Surveillance footage showed the suspect fled with a bag of stolen gold in under four minutes, the outlet reported. Investigators later found Roberts's DNA at the museum, according to prosecutors, and said he broke into the Rice Northwest Museum of Rocks & Minerals in the Hillsboro area that night.

Surveillance photos released by law enforcement at the time showed the stolen items included gold nuggets weighing between 0.16 and 1.74 troy ounces or larger, taken when spot gold prices sat at roughly $2,069 per troy ounce, per OPB's reporting. Prosecutors said Roberts attempted to sell the stolen items to pawn shops in Salem and Woodburn, and that law enforcement later found him in possession of gold pieces belonging to the museum along with materials used to melt gold.

Tips From Pawn Shops Cracked the Case

The investigation stretched across several Oregon counties and into Washington state. Per the Washington County Sheriff's Office, the probe spanned Washington, Clackamas and Marion counties and extended north into Vancouver, Washington. Detectives recovered suspected stolen museum exhibits from a precious metals buyer near Salem before identifying Roberts as a suspect, the sheriff's office said in an alert distributed through FlashAlert. Pawn shop owners in Salem and Woodburn alerted law enforcement after recognizing the items from an earlier media release, and investigators said Roberts had traveled to both cities.

A Washington County grand jury indicted Roberts in May 2024 on charges stemming from the burglary, and the Clackamas County Sheriff's Office arrested him the following month, according to a post from the Clackamas Sheriff, whose agency is led by Sheriff Angela Brandenburg. Many of the historical gold display items taken from the museum had still not been recovered at the time of Roberts's arrest, and the Woodburn Independent notes that gap between what was stolen and what was ultimately recovered remains a defining element of the case heading into sentencing.

Steep Penalties Under Oregon Law

Roberts's most serious conviction, first-degree aggravated theft, falls under Oregon's ORS § 164.057, which applies when stolen property is valued at $10,000 or more. It is classified as a Class B felony punishable by up to 10 years in prison and fines as high as $250,000, according to the Oregon State Legislature's public statute records. His second-degree burglary conviction under ORS § 164.215 is a Class C felony, carrying a maximum of five years in prison and a $125,000 fine. Combined, the convictions carry potential maximum sentences exceeding 15 years, though the actual sentence handed down on August 26 will be up to Judge Proctor.

Not the First Time Thieves Have Targeted the Rice Museum

The Rice Northwest Museum has been a target before. In October 2010, a suspect who became known as “Moss Man” attempted a break-in by cutting a hole in a bathroom wall while wearing a full-body Ghillie camouflage suit, according to KGW. That suspect was sentenced to 16 months in prison in 2013.

The museum's remote, 23-acre footprint in unincorporated Washington County appears to have made its geological holdings a recurring target for elaborate burglary attempts. Built in 1952 as a custom ranch-style residence for founders Richard and Helen Rice, the museum building is listed on the National Register of Historic Places and became an official Smithsonian Affiliate in 2015. The facility houses more than 20,000 earth science specimens, the largest collection of its kind in the Pacific Northwest, and draws roughly 25,000 visitors a year, according to the Oregon Museums Association.