FRANKLIN, NJ – Burglars broke into the Franklin Mineral Museum early Monday, June 19 around 4:40 a.m. stealing approximately $30,000 in precious stones, gems and minerals. They broke in through a second story window and caused significant damage to the shelves and the museum’s display cabinets, according to Franklin Borough police.

In addition to the monetary loss, the merchandise is a unique part of the mineral history within Sussex County, police noted.

Police report at least one of the burglars was seriously injured in the break-in, likely a severe laceration, leaving blood throughout the museum.

Borough of Franklin Police department is asking for help from anyone who may have information about this incident or know of anyone with an unusual laceration.  They are asked to contact Det. Daniel Flora at 862-273-5170 or Det. Sgt. Mattessich at 862-268-1401.  Police say callers may remain anonymous.