Minerals 6thA by science6

WORKING ON MINERALS

science12345 — 2014-12-03 11:04:06 UTC

In the Science class in 6th level, we have been studying MInerals.

After some days, students are able to choose and describe a mineral,

with the most important properties.

science12345 — 2014-12-10 11:10:57 UTC

My mineral is diamod.

Diamod is transparent.

Diamond is very shiny.

Diamond is heavy and it has a cristal form.

science12345 — 2014-12-10 11:11:25 UTC

My mineral is quartz.

Quartz is transparent.

Hardness: Quartz is hard.

Lustre: Quartz is dull.

Shape: it has a crystal form.

Density: it isn't light. Quartz is

heavier than Quartz.

I can find quartz in the street

science12345 — 2014-12-10 11:14:53 UTC

This is a mineral.

Quartz is white.

Quartz is dull.

It is heavy.

science12345 — 2014-12-10 11:22:24 UTC

This is a gold.

It is yellow.

Hardness: It is very hard.

Luster: It is dull.

Shape: It has got crystal from.

Density: It is heavy.

I can find gold in the street.

science12345 — 2014-12-10 11:25:37 UTC

This is rock.

It is brilliantly black.

Galena is very hard.

Galena is shiny.

It hasn't got a crystal form.

It is very heavy.

Galena is heavier than pumice stone.