<prompt> Dense calcification is found in -a Osteosarcomab Chondroblastomac Synovial sarcomad Osteoblastomaabdbcdabcab  <response>: Dense, homogenous mineralization calcification is typical of osteoid matrix, formed by benign and malignant bone -forming lesions:However, osteoid matrix is not always mineralized.Calcified rings and arcs, dense punctate calcification, and flocculent calcification small, loosely aggregated masses are pattern of mineralization of chondroid matrix, formed by benign and malignant cartilage forming tumors. 