aphanite

n.fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye

Aphanite
aphanite
aphanite
Argon-argon ages of aphanite samples from consortium breccia 73255
Consortium Breccia 73255: Preliminary 39Ar-40Ar Laser Dating of Aphanite Samples
Consortium breccia 73255 - Laser 39Ar-40Ar dating of aphanite samples
Consortium breccia 73255 - Laser /Ar-39/-/Ar-40/ dating of aphanite samples
Un aspect de l'économie néolithique, Le problème de l'aphanite en Franche-Comté et dans les régions limitrophes
aphanite-schist
Osmium isotope and highly siderophile element systematics of lunar impact melt breccias: Implications for the late accretion history...
Laser-Probe 39AR-40AR Dating of Two Clasts from Consortium Breccia 73215
Roughly Blocked-Out Forms, and Unfinished Specimens
Geology of Gravina Island, Alaska