The USA Book of Blessings has the ceremony for blessing medals in Chapter 44.
“1442 The present order is used to bless medals, small crucifixes, statues or pictures that will be displayed elsewhere than in a church or chapel, rosaries and other articles used for religious devotions.”
There are three versions of the ceremony.
- Full
- Shorter Rite.
- Short Formulary
It has: “1445 When a single religious article is to be blessed, the minister may use the shorter rite provided at the end of this chapter, nos. 1458-1461, or in special circumstances, the short formulary given in no. 1462.”
To outline the full ceremony:
Introductory rites: Sign of the Cross, Greeting and response, introductory words.
Reading and Psalm
Homily (optional)
Intercessions (optional)
Prayer of Blessing
Concluding Rite: prayer, blessing.
Concluding Song (optional)
The Short Formulary is:
“1462 In special circumstances, a priest or deacon may use the following short blessing formulary.
May this (name of article) and the one who uses it be blessed,
in the name of the Father, and of the Son, + and of the Holy Spirit.
R. Amen.”