Difference between revisions of "Images:Inclusions"

From The Gemology Project
Jump to: navigation, search
(Corundum, var: Ruby)
(Corundum, var: Sapphire (Unheated))
Line 40: Line 40:
  
 
[[image:Calcite_guest_crystal_in_un-heated_Madagascan_pink_sapphire.jpg|thumb|left|150px|Calcite  guest crystal in an un-treated Madagascan pink sapphire.<br>Photo courtesy of Apsara.co.uk]]
 
[[image:Calcite_guest_crystal_in_un-heated_Madagascan_pink_sapphire.jpg|thumb|left|150px|Calcite  guest crystal in an un-treated Madagascan pink sapphire.<br>Photo courtesy of Apsara.co.uk]]
 +
<br="clear"/>
  
 
==Quartz==
 
==Quartz==

Revision as of 17:13, 9 March 2010


Beryl, var: Emerald

Yellow traces of oil from treatment; hexagonal biotite platelet; liquid feathers. Magnification: 20X

2 and 3 phase inclusins in Colombian emerald..
Magnification: 15X


Corundum, var: Ruby

Heat treated Mong Hsu ruby
Photo courtesy of Apsara.co.uk
Partially dissolved rutile silk in heat treated Vietnamese ruby
Photo courtesy of Apsara.co.uk
Rounded calcite guest crystals with 'treacle' colour swirls in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Treacle colour swirls, growth lines and guest crystals in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Unusual acicular guest crystal and small particle inclusions in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Distorted calcite guest crystal in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Guest crystals in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Apatite and calcite guest crystals reflecting within an un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Rounded calcite guest crystals in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk
Growth lines, guest crystals and un-disolved rutile silk in un-heated Mogok ruby
Photo courtesy of Apsara.co.uk


Corundum, var: Sapphire (Unheated)

Calcite guest crystals in an un-treated Burmese blue sapphire.
Photo courtesy of Apsara.co.uk
Liquid fingerprint inclusion in an un-treated Burmese blue sapphire.
Photo courtesy of Apsara.co.uk
Liquid fingerprint inclusion in an un-treated Burmese blue sapphire.
Photo courtesy of Apsara.co.uk
Silk and guest crystals in an un-treated Burmese pink sapphire.
Photo courtesy of Apsara.co.uk
Calcite guest crystal in an un-treated Madagascan pink sapphire.
Photo courtesy of Apsara.co.uk

<br="clear"/>

Quartz

Clear quartz with floating discs of gilalite, often referred to as Medusa Quartz or hyperbolized as "Paraiba Quartz" . Taken with fiber optic light, not dark field.

Specimen of quartz with fibrous gilalite disseminated throughout the entire specimen: Also shot with fiber optic light.
A blade of brookite which has acted as a nuclei for a dramatic outgrowth of rutile. Also present, coiled ripidolite aggregates

A star of rutile in quartz from Minas Gerais, Brazil
20X magnification
Colorless quartz cab with inclusions of pale blue indicolite.
Magnification: 10X

Typical tourmaline inclusion scene in quartz: Black crystals of schorl.
California
Magnification: 15X