Browse Items (103 total)

Have a look at muscovite mica (M301, M302) and biotite mica (M303, M304) in the 1A Reference Series.

See cross-hatched twins.

Compare with cryptocrystalline.

Have a look at the alkali granite (L100) and the hornblende biotite granite (L102) in the 1A Reference Series.

Have a look at the oolitic ironstone (L361) and the oolitic limestone (L353) in the 1A Reference Series.

Have a look at the muscovite mica (M301, M302) in the 1A Reference Series.

Compare with porosity.