Browse Items (103 total)

See metallic.

Have a look at the quartzites (L520, L521) in the 1A Reference Series.

See cross-hatched twinning.

Have a look at the ferruginous sandstone (L327) and the quartzite (L521) in the 1A Reference Series.

Have a look at the rhyolitic glass (L113) and the porphyritic andesite (L130) in the 1A Reference Series.