Dinolite+Sand

Except for the quartz sand grains (bottom left) which have been magnified 50X, the grains have been magnified 200X. Simply **STUNNING!**
=Some crystals to look for in your sand specimens:=
 * [[image:dino sand-014.jpg width="320" height="239"]] || [[image:dino sand-024.jpg]] || [[image:dino sand-021.jpg width="303" height="238"]] ||
 * [[image:dino sand-008.jpg width="309" height="239"]] || [[image:dino sand-023.jpg]] || [[image:dino sand-025.jpg width="302" height="225"]] ||
 * [[image:dino sand-030.jpg]] || [[image:dino sand-005.jpg]] || [[image:dino sand-006.jpg width="300" height="238"]] ||

The grains can appear brightly coloured because their surfaces have been polished by rolling around in rivers and the sea.

 * [[image:olivine crystal.jpg width="207" height="260" align="center"]]

Olivine - olive green
||

Garnet - mostly pink, orange or red.
||

Quartz - transparent
||
 * [[image:mica crystal.JPG width="226" height="210" align="center"]]

Mica/Muscovite - transparent flakes
||

Hornblende - shiny black
||

Feldspar - pink, white or red
||
 * [[image:pyroxene.jpg width="212" height="192" align="center"]]

Pyroxene - dark black
||

Plagioclase - white
||

Magnetite - dark grey-black
||
 * [[image:epidote.jpg]]

Epidote - lime green
||

Mica/Biotite - shiny black flakes
||

brown stains on other rocks.
|| =Colours of Quartz...=

Quartz occurs in many colours. The colours are caused by traces of different elements. Here are some examples...

 * || [[image:purple amethysts.jpg align="center"]] || [[image:rose quartz.jpg width="222" height="175"]] || [[image:citrine.jpg width="207" height="178"]] || [[image:rock crystal.jpg width="232" height="175"]] ||
 * || **Amethyst** Element: Manganese || **Rose Quartz** Elements: Titanium or Manganese || **Citrine** Element: Iron || **Rock Crystal** Colourless - No trace of elements ||