• Coleção Niquelândia - Ciro Correia - rochas básicas e ultra-básicas

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NIQ – 0019

irregular core-rim fragment, with dark blurred microveining core and very narrow bright rim (

26 de maio de 2021 by  Leia Mais...

NIQ – 0023

core-rim rounded grain with some lobate borders, core with ghost/faint bright complex zonation, very narrow predominantly darker homogeneous rim

26 de maio de 2021 by  Leia Mais...

NIQ – 0024

core-outer core bi-terminated prismatic grain, core with regular oscillatory zoning, outer core displaying patchy/faint domains locally transgressive across the core oscillatory zoning

26 de maio de 2021 by  Leia Mais...

NIQ – 0028

core-outer core stubby prismatic grain, core with ghost patchy zoning (spot 28.1, Tab.1), brighter narrow faint out core

26 de maio de 2021 by  Leia Mais...

NIQ – 0029

tip like fragment with broad oscillatory zoning with patchy and faint domains

26 de maio de 2021 by  Leia Mais...

NIQ – 0030

quite equigranular grain with rounded edges, bright faint concentric zonation microveined in the center (spot 30.1, Tab. 1), and brighter and homogeneous close to the borders

26 de maio de 2021 by  Leia Mais...

NIQ – 0031

elongated grain with rounded tips displaying complex irregular zoning (spot 31.1, Tab. 1) and local faint domain

26 de maio de 2021 by  Leia Mais...

NIQ – 0033

core-rim prismatic grain with one termination, core with regular oscillatory zoning (spot 33.1, Tab. 1), bright faint homogeneous narrow rim

26 de maio de 2021 by  Leia Mais...

NIQ – 0034

prismatic grain with one termination displaying broad regular oscillatory zoning (spot 34.1, Tab. 1),

26 de maio de 2021 by  Leia Mais...

NIQ – 0035

elongated grain with broad oscillatory (spot 35.2, Tab.1), faint (spots35.1, Tab. 1) and patchy domains

26 de maio de 2021 by  Leia Mais...
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