The Vintage Mining Glazed Crucible Cup is a rare and collectible piece from the pre-1930 era. This 4" tall cup has a 2" across base and a 3 1/4" across top, making it a unique and functional item for mining enthusiasts or collectors of antique scientific equipment. The glazed crucible cup would have been used for separating precious metals from ore, showcasing the craftsmanship and technology of mining techniques in the early 20th century. Condition is used as seen in photos.