If you want to determine the material and value of a project, consider the following steps:
Describe the article: provide a detailed description of the article, including size, color, shape, pattern, etc. This will help others to understand things better.
Provide photos: if possible, provide photos of the items. Pictures can provide more information and help others identify items.
Seek professional appraisal: If you think the goods may be of high value, you can seek professional appraisal, such as the opinions of jewelry appraisers, art appraisers or antique experts.
Consult a professional: If you know the category of items, you can consult professionals in related fields, such as jewelers, antique dealers or collectors, to understand the value of items.
Providing more information and details will help others to better understand your problem and provide more accurate help. Without enough information and details, it is difficult to determine the material and value of items.