Chatham Created Rubies

URI: https://gptkb.org/entity/Chatham_Created_Rubies
GPTKB entity
Statements (13)
Predicate Object
gptkbp:instance_of gptkb:item
gptkbp:bfsLayer 5
gptkbp:bfsParent gptkb:Chatham_Created_Gems
gptkbp:color gptkb:red
gptkbp:commissioned 1970s
gptkbp:composed_of Al2 O3 with chromium
gptkbp:created_by gptkb:Chatham_Created_Gems
gptkbp:difficulty 9 on Mohs scale
https://www.w3.org/2000/01/rdf-schema#label Chatham Created Rubies
gptkbp:marketed_as lab-created rubies
gptkbp:origin gptkb:USA
gptkbp:type gptkb:item
gptkbp:uses gptkb:item