Selections from Kreigh Tomaszewski's
Rock and Mineral Collection

Someday I hope to have my entire collection posted here. Until then, I hope you enjoy what I have posted so far. Come back again as I plan to update my catalog pages monthly. Click on any image for a larger picture, and then use your browser Back button to return here.

Someday I hope to have my entire collection posted here. Until then, I hope you enjoy what I have posted so far. Come back again as I plan to update my catalog pages monthly.

Page A: Magnificent Obsessions Collection

Page B: Magnificent Obsessions Collection

Index by Mineral Name

Index by Mineral Type

Native Elements

Sulfides, Arsenides, Tellurides

Oxides

Halides

Carbonates

Nitrates and Borates

Sulfates

Phosphates, Arsenates, Vanadates, Chromates, and Uranates

Tungstates, Wolframates, and Molybdates

Silica Group (open network)

Tectosilicates (framework structures)

Phyllosilicates (sheet structures from sharing three oxygen)

Inosilicates (chain silicates)

Cyclosilicates (a ring structure)

Sorosilicates (two tetrahedra share one oxygen)

Nesosilicates (no direct sharing between tetrahedra)

Complex Silicates (share two or more of the other forms)

Organic and Odd/Exception Minerals

Numerical Index; 0000-0249

Numerical Index; 0250-0449

Numerical Index; 0500-0749

Numerical Index; 0750-0999

Numerical Index; 1000-1249

Numerical Index; 1250-1499

Numerical Index; 1500-1749

Numerical Index; 1750-1999

Numerical Index; 2000-2249

Numerical Index; 2250-2499

Numerical Index; 2500-2749

Numerical Index; 2750-2999

Numerical Index; 3000-3249

Numerical Index; 3250-3499

Numerical Index; 3500-3749

Numerical Index; 3750-3999

Numerical Index; 4000-4249

Numerical Index; 4250-4499

Numerical Index; 4500-4749

Numerical Index; 5000-5249

Numerical Index; 5250-5499

Numerical Index; 6250-6499

Numerical Index; 8750-8999

Numerical Index; 9750-9999

Numerical Index; 12250-12499

Numerical Index; 12500-12749

Numerical Index; 13000-13249

Numerical Index; 80750-80999

Selections from Kreigh Tomaszewski's
Rock and Mineral Collection

Principal Mineral(s)	Formula		Locality	When Collected	Matrix	Secondary Mineral(s)	Comments	Reference	Hardness	Streak	Specific Gravity	Crystal Form(s)
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the three specimens in normal light and includes a quarter to give scale	#0457, #0458, #0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the more interesting specimen in normal light	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the more interesting specimen in normal light, with the addition of short and long black light near the bottom. Note the green showing on the bottom half of the specimen.	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the more interesting specimen in short black light	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the more interesting specimen in long black light	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows the other two specimens in short and long black light	#0457, #0458	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows another view of the more interesting specimen in short and long black light	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Franklinite	Formula		Franklin, New Jersey	acquired 1996 (from Edmund Scientific)	Calcite	Many Secondary Minerals	This picture shows another view of the more interesting specimen in normal light	#0459	Hardness	Streak	Specific Gravity	Crystal Form
Meandrina	Fossil		Cascade Gravel Pit, Grand Rapids, MI	collected 1960s	Matrix	Secondary Minerals	Comments	#0456	Hardness	Streak	Specific Gravity	Crystal Form
Trilobite	Fossil		Cascade Gravel Pit, Grand Rapids, MI	collected 1960s	Matrix	Secondary Minerals	This was the first specimen I collected on my first ever field trip.	#0253	Hardness	Streak	Specific Gravity	Crystal Form
Principal Mineral(s)	Formula		Locality	When Collected	Matrix	Secondary Mineral(s)	Comments	Reference	Hardness	Streak	Specific Gravity	Crystal Form(s)

Current date and time is Friday, 19-Apr-2024 09:57:34 EDT and the Greenwich date and time is Friday, 19-Apr-2024 13:57:34 GMT. You are viewing this page from 3.149.213.209 and are visitor number 6614. This page was first published on 1 September 1998 and was last updated on Friday, 02-Sep-2022 18:42:17 EDT.

You can return to The Tomaszewski Family Public Home Page, or visit my personal homepage for more Rockhounding information, or check out my collection of links for rockhounds, or read about Labeling and Cataloging Rocks, Minerals, and Fossils, or review some field trip reports, or learn how to make your own lapidary equipment, or send me Email at Kreigh@Tomaszewski.net