Theodore Gray (1369)

These are the elements I've procured myself.

Click any element tile below to get the full entry for that element, or click on the sample picture to go directly to the description of that sample.

Text and images Copyright (c) 2010 by Theodore W. Gray.
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Cesium
Cesium Cesium vapor sources
3D3D
Cesium vapor sources.
Source: Ethan Currens
Contributor: Theodore Gray
Acquired: 2 December, 2007
Text Updated: 23 December, 2007
Price: Donated
Size: 2.5"
Purity: >99.999%
Cesium
Cesium Cesium vapor source detail
3D3D
Cesium vapor source detail.
Source: Ethan Currens
Contributor: Theodore Gray
Acquired: 2 December, 2007
Text Updated: 23 December, 2007
Price: Donated
Size: 0.5"
Purity: >99.999%
Barium
Barium Barium plated getter
3D3D
Barium plated getter.
Source: Homer Auction
Contributor: Theodore Gray
Acquired: 11 March, 2009
Text Updated: 17 March, 2009
Price: $0.10
Size: 4"
Purity: 99%
Barium
Barium Barium enema, filled
3D3D
Barium enema, filled.
Source: eBay seller bestdeal120
Contributor: Theodore Gray
Acquired: 15 April, 2009
Text Updated: 15 April, 2009
Price: $11
Size: 12"
Purity: <50%
Lanthanum
Lanthanum Advertising set

Advertising set.
Source: SoCal (Nevada), Inc
Contributor: Theodore Gray
Acquired: 23 July, 2004
Price: $20
Size: 8"
Purity: >20%
Lanthanum
Lanthanum Modern lantern mantle operating
3D3D
Modern lantern mantle (operating).
Source: Walmart
Contributor: Theodore Gray
Acquired: 8 February, 2009
Text Updated: 8 February, 2009
Price: $20
Size: 1.5"
Purity: <40%
Lanthanum
Lanthanum Mischmetal block
3D3D
Mischmetal block.
Source: eBay
Contributor: Theodore Gray
Acquired: 16 April, 2009
Text Updated: 16 April, 2009
Price: $30
Size: 3"
Purity: <20%
Lanthanum
Lanthanum Mischmetal
3D3D
Mischmetal.
Source: United Nuclear
Contributor: Theodore Gray
Acquired: 3 July, 2006
Text Updated: 4 July, 2006
Price: $45
Size: 4"
Composition: CeLa
Cerium
Cerium Mischmetal striking flint
SoundVideo
Mischmetal striking flint.
Source: Walmart
Contributor: Theodore Gray
Acquired: 15 April, 2002
Price: $4
Size: 3"
Purity: <30%
Cerium
Cerium Optical polishing powder
3D3D
Optical polishing powder.
Source: eBay seller fellows
Contributor: Theodore Gray
Acquired: 1 October, 2002
Price: $5
Size: 1"
Purity: <30%
Sample Group: Powders
Cerium
Cerium Advertising set

Advertising set.
Source: SoCal (Nevada), Inc
Contributor: Theodore Gray
Acquired: 23 July, 2004
Price: $20
Size: 8"
Purity: >20%
Cerium
Cerium Campfire lighter flint
3D3D
Campfire lighter flint.
Source: eBay
Contributor: Theodore Gray
Acquired: 16 April, 2009
Text Updated: 16 April, 2009
Price: $30
Size: 3"
Purity: <20%
Cerium
Cerium Cerium oxide polishing disk
3D3D
Cerium oxide polishing disk.
Source: eBay seller eldoglassnmirror
Contributor: Theodore Gray
Acquired: 16 October, 2009
Text Updated: 18 October, 2009
Price: $14
Size: 3"
Purity: <30%
Praseodymium
Praseodymium Hollow cathode lamp

Hollow cathode lamp.
Source: eBay seller heruur
Contributor: Theodore Gray
Acquired: 24 December, 2003
Price: $20
Size: 8"
Purity: 99.9%
Sample Group: Atomic Emission Lamps
Praseodymium
Praseodymium Advertising set

Advertising set.
Source: SoCal (Nevada), Inc
Contributor: Theodore Gray
Acquired: 23 July, 2004
Price: $20
Size: 8"
Purity: >20%
Praseodymium
Praseodymium Fake peridot
3D3D
Fake peridot.
Source: Pehnec Gems
Contributor: Theodore Gray
Acquired: 24 March, 2009
Text Updated: 24 March, 2009
Price: $1
Size: 0.3"
Purity: 1%
Praseodymium
Praseodymium Praseodymium-core carbon rods
3D3D
Praseodymium-core carbon rods.
Source: eBay seller saturngroup
Contributor: Theodore Gray
Acquired: 16 April, 2009
Text Updated: 17 April, 2009
Price: $22/box
Size: 12"
Purity: <20%
Praseodymium
Praseodymium Inefficient daylight bulb

Inefficient daylight bulb.
Source: Hardware Store
Contributor: Theodore Gray
Acquired: 25 April, 2009
Text Updated: 25 April, 2009
Price: $1
Size: 5"
Purity: <1%
Praseodymium
Praseodymium Didymium glasses
3D3D
Didymium glasses.
Source: eBay
Contributor: Theodore Gray
Acquired: 24 March, 2009
Text Updated: 25 March, 2009
Price: $50
Size: 2"
Composition: PrNd
Neodymium
Neodymium Hollow cathode lamp

Hollow cathode lamp.
Source: eBay seller heruur
Contributor: Theodore Gray
Acquired: 24 December, 2003
Price: $20
Size: 8"
Purity: 99.9%
Sample Group: Atomic Emission Lamps
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