phenocryst
noun
phe·no·cryst ˈfē-nə-ˌkrist 
: one of the prominent embedded crystals of a porphyry
phenocrystic
ˌfē-nə-ˈkri-stik
adjective 
Word History
Etymology
French phénocryste, from Greek phainein to show + krystallos crystal — more at fancy
First Known Use
1889, in the meaning defined above
- counter-tradition
- counter-trend
- counter-trends
- counter-value
- counter-violence
- counter-world
- counter-worlds
- counteraccusation
- counteraccusations
- counteract
- counteractant
- counteracted
- counteracting
- counteractingly
- counteraction
- counteractions
- counteractive
- counteracts
- counteradaptation
- counteradaptations
- counteradaptive
- counteradvertising
- counteradvertisings
- counteragent
- counteragents