Quartz type (5)
'quartz type' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for jasper that I've seen before include "hard matter" , "Opaque reddish-brown semi-precious stone" , "Precious stone - boy's name" , "Reddish-brown stone used in jewellery" , "A man" .)
'quartz type' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for agate that I've seen before include "Hard stone with concentric bands of colour" , "Onyx" , "Semi-precious stone" , "Old drama critic" , "Quartz variety" .)