Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Datolite from
Caledonia Mine, Mass City, Ontonagon County, Michigan, USA


01126250017272035047560.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
08535260017272028565603.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
02979970017272028572343.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
07653670017272028578215.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
01126250017272035047560.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
08901730017364346376165.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
02979970017272028572343.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
00561860017364346388380.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
01126250017272035047560.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
07555330017272028581983.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
02979970017272028572343.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
07653670017272028578215.jpg
Datolite

Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
Locality type:Mine
Classification
Species:Datolite
Formula:CaB(SiO4)(OH)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Native Copper11
Epidote2
Malachite1
Jacquesdietrichite1
Data
Mineral Data:Click here to view Datolite data
Locality Data:Click here to view Caledonia Mine, Mass City, Ontonagon County, Michigan, USA
Photo GalleryView Gallery (18 photos)
Data Identifiers
Mindat Occurrence Record ID:54576
Long-form Identifier:1:3:54576:1
GUID (UUID V4):0
Nearest other occurrences of Datolite
0.5km (0.3 miles) ⓘKnowlton Mine, Mass City, Ontonagon County, Michigan, USA
0.9km (0.5 miles) ⓘOld Mass Mine, Mass City, Ontonagon County, Michigan, USA
1.4km (0.9 miles) ⓘOgima Mine, Mass Consolidated Mine, Mass City, Ontonagon County, Michigan, USA
2.0km (1.3 miles) ⓘEvergreen Bluff Mine, Mass City, Ontonagon County, Michigan, USA
2.0km (1.3 miles) ⓘEvergreen Series (Evergreen Lodes), Ontonagon County, Michigan, USA
2.1km (1.3 miles) ⓘFlintsteel Mine, Mass City, Ontonagon County, Michigan, USA
2.3km (1.4 miles) ⓘMass Mine, Mass Consolidated Mine, Mass City, Ontonagon County, Michigan, USA
2.3km (1.4 miles) ⓘMass Consolidated Mine, Mass City, Ontonagon County, Michigan, USA
2.5km (1.5 miles) ⓘRidge Mine, Mass Consolidated Mine, Mass City, Ontonagon County, Michigan, USA
3.0km (1.8 miles) ⓘBumblebee Mine, Rockland, Ontonagon County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.112
Huizing, M.E. (1988) Museum Notes and Announcements. Rocks & Minerals: 63(6): 494.
Rosemeyer, Tom (1990) Through the 'Scope. Rocks & Minerals, 65 (3) 240-243 doi:10.1080/00357529.1990.11761677
 
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