FORMAL PRESENTATION

Aluno: Afonso VilelaTurma: 7º C, n.º 1Disciplina: Ciências Naturais Professora: Sónia Rodrigues Escola D. Martinho Castelo Branco2024/2025

Mineral Berilo

História

Composição

Classificação

Origem

Reação ao ácido

Fratura

Brilho

Traço

Clivagem

Dureza

Cor

Características

Índice:

A cor depende da composição química e as impurezas que contêm. a sua clareza, transparência e reflexão são excecionais. O berilo puro é incolor, mas é matizado frequentemente por impurezas.

Cores possíveis:

• Verde;
• Esmeralda;
• Verde azulado;
• Água marinha;
• Róseo-avermelhado;
• Morganite;
• Amarelo esverdeado, ou
• Heliodoro.

2 - Cor

O Mineral Berilo tem uma alta dureza de 7,5 - 8,0 na escala de Mohs.

1 - Dureza

Características:

O traço do berilo pode se apresentar em diversas tonalidades (cor).

6 - Brilho

5 - Fratura

4 - Clivagem

O traço do berilo pode se apresentar em diversas tonalidades (cor).

3 - Traço

Características:

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2025

2020

2015

2010

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2005

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Lorem Ipsum

80%

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Obrigado.

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