Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_52 ( value VARCHAR, composition VARCHAR, weight VARCHAR )

### Question ###
What is the value of the coin weighing 10.5 g and made of cupronickel?

### Accurate SQL ###

SELECT value FROM table_name_52 WHERE composition = "cupronickel" AND weight = "10.5 g"