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Size Chart for Mineral and Fossil Specimens

 

    

 

 

DIMENSIONS

 

 

ABV.

      

SIZE NAME

    

MILLIMETERS

    

INCHES

    

DESCRIPTION

 

 

 

 

 

 

 

 

 

MT

      

Micromount

    

< 10mm

    

<3/8"

    

fits in standard micromount box; needs microscope to see crystals

 

 

 

 

 

 

 

 

 

TN

      

Thumbnail

    

2-30mm

    

1/16" to 1-1/8"

    

fits in standard 1.25" Perky box

 

 

 

 

 

 

 

 

 

MIN

      

Minature

    

30-64mm

    

1-1/8" to 2.5"

    

too large to fit in standard 1.25" Perky box

 

 

 

 

 

 

 

 

 

SMC

      

Small Cabinet

    

65-102mm

    

2.5" to 4"

    

smaller than apple; if rock or ore sample use "Hand Specimen"

 

 

 

 

 

 

 

 

 

LGC

      

Large Cabinet

    

103mm-152mm

    

4" to 6"

    

larger than apple smaller than grapefruit

 

 

 

 

 

 

 

 

 

XLC

      

Extra Large Cabinet

    

>150mm

    

>6"

    

aka Museum Specimen; larger than grapefruit but able to pickup